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J R Army Mpd (O'f' S 1990: 136: 7- 18 Operation Nightingale: The Role of BMH Dharan Following the 1988 Nepal Earthquake, and Some Observations on Third World Earthquake Disaster Relief Missions Lt Col P J Guy FRCS(Ed). RAMC, Consultant Surgeon BM 11 IIamlOver, HI- PO 33 Major N Ineson MRCP, RA M C, Consultant Physician HMI/Hong Kong, Uf'PO I Major R Bailie FFA RCS, RAM C, Senior Special ist in Anaesthetics B'''''' f)haraf/, HfP04 Major A Grimwood QARANC, Ma tron B:WH Berlin, HfP045 SUMM AKY : " 'o ll owing a large ea rthquake in Nepal, the experience ofa small hospital in dealing with the resulting casualties is described. The value of pre-planning and effecti ve triage of the injured is stre ssed. and aspects of surgic al and medical ca re speci fi c to e arthqu ake vic tims discussed . Clinical a nd admini strath'c challenges e ncountered in mounting a maj or re li ef exercise in a T hird ""orld setting a rc a ls o desc rib ed. The fr equent exercising of militar.y hospitals and personnel in handJing mns.It ca.lt milties is as applicable to ci vi li an natural cata strophies as to hattlefield medi ca l sUPI)orL Introduction The British Mi litary (BMH) in D haran is an 80 bed stat ic acute unit located in a military canlOnment in Nepal. It provides specia list faci lities to local civilians well as British Gurkha personnel. The town of Dharan (pop approx 100.000) lies in an earthquake zone where tht: (ndo-Austra lian plate the Tibetan Plateau ', and the si ngle storey mili t ary hospita l designed to withstand major trCJl10rs. At 0450 on 2J August 1988, nil ear t hquake measur ing 6.7 on the H ichtcr scale, lasting 40 devastated parts of thl.! town of Dharan and many hill villages in East Nepa l (Fig 1). Seven hundred and fifteen people were killed. 1,135 injured , and about 1 8.000 dwellings were or damaged. The major accident plan for HMH Dharan \Vas activated within an hour of the earthq uake, .md the hospital played a key ro le during the ensuing weeks in the provision of specialist care for the injured. During "Operation Night inga le " , the official Hritbh response to the aid in many forms channelled through' [Q British Gurkhas Nepal. This paper deab specifical1y wit h medical aspects of the relief exercise. Effects of the Earthquake Throug hou t th e affec ted area most concrete bui ld in gs other than those e ngulfed by lands lides surv ived intact. as did houses of wood. Many blocks suffered damage, and the large majority of dwe ll ings constructed of brick and clay-mo r tar (adobe) co ll apsed. entomhing their occupants. A late Illo nsoon deluge hampered rescue work and prevented helicopter evacuat ion from the hills. Roads and tracks were disruptt!d by lands lides. There fore the n orma ll y pro lo nged busi ness o f eXlrw:.:ting earthquake victims from their homes was cumplicawJ by poor co m munications. lead ing to co nsiderab le delays befure ma ny patients rece ived prope r treatment. The earthquake ca ught many victims atte mpting to from the ir beds. Collapsing ceilings accounted for mallY ax ial ske leta l injuries, pe lvic and lower limb fractures. The Response of 8MU Dharan At the time of the eart h quake. {he norma l complement of staff (Table 1) was augmented by a visiting Army dentist and 3 medica l students on tempora ry attach ment. The wives of serv ing Britb h personne l o n the camp provided onc add itio nal doctor, Protected by copyright. on 2 July 2018 by guest. http://jramc.bmj.com/ J R Army Med Corps: first published as 10.1136/jramc-136-01-02 on 1 February 1990. Downloaded from

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J R Army Mpd (O'f'S 1990: 136: 7- 18

Operation Nightingale: The Role of BMH Dharan Following the 1988 Nepal Earthquake, and Some Observations on Third World Earthquake Disaster Relief Missions

Lt Col P J Guy FRCS(Ed). RAMC, Consu ltant Surgeon BM 11 IIamlOver, HI- PO 33

Major N Ineson MRCP, RA MC, Consultant Physician HMI/Hong Kong, Uf'PO I

Major R Bailie FFARCS, RAMC, Senior Specia list in Anaesthetics B'''''' f)haraf/, HfP04

Major A Grimwood QARANC, Matron B:WH Berlin, HfP045

SUMMAKY: "'ollowing a large earthqua ke in Nepal, the experience ofa small hospita l in dealing with the resulting ma~ casua lties is descr ibed . The value of pre-planning and effective triage of the injured is stressed. and aspects of surgical and medical ca re speci fic to earthquake victims discussed . Clinical and administrath'c challenges encountered in mounting a major relief exercise in a Third ""orld setting arc a lso described. The frequent exercising of militar.y hospitals and personnel in handJing mns.It ca.ltmilties is as a pplicable to civi lian natural catastrophies as to hattlefield medical sUPI)orL

Introduction The British Mi litary Ho~pital (BMH) in D haran is an

80 bed stat ic acute unit located in a military canlOnment in Ea~t Nepal. It provides specia list faci lities to loca l civilians a~ well as British Gurkha personnel. T he town of Dharan (pop approx 100.000) lies in an earthquake zone where tht: (ndo-Austra lian plate ~ ubducts the Tibetan Plateau ', and the si ngle storey mili tary hospital i~ desig ned to withstand major trCJl10rs. At 0450 hr~ on 2J August 1988, nil earthquake measuring 6.7 on the H ichtcr scale, lasting ~lbo u t 40 .st~conds, devastated parts of thl.! town of Dharan and many hill villages in East Nepal (Fig 1). Seven hundred and fifteen people were killed. 1,135 injured , and about 18.000 dwellings were de~troyed or damaged.

The major accident plan for HMH Dharan \Vas activated within an hour of the earthquake, .md the hospital played a key ro le during the ensuing weeks in the provision of specialist care for the injured.

During "Operation Night inga le" , the officia l Hritbh response to the (Ii~aster. aid in many forms wa~ channelled through' [Q British Gurkhas Nepal. This paper deab specifical1y with medical aspects of the relief exercise.

Effects of the Earthquake Throughout the affected area most ~ i ngl e ~torey

concrete bui ld ings other than those e ngulfed by lands lides survived intact. as did houses con~tructcd of wood. Many mll lti-~(orey blocks suffered damage, and the large majority of dwe ll ings constructed of brick and clay-mortar (adobe) collapsed. entom hing their occupants. A late Illonsoon deluge hampered rescue work and prevented helicopter evacuat ion from the hills. Roads and tracks were d isruptt!d by landslides. Therefore the normall y pro lo nged busi ness o f eXlrw:.:ting earthquake victims from the ir homes was cumplicawJ by poor communications. leading to considerable delays befure many patients received proper treatment. The earthquake caught many victims attem pti ng to e~capc from the ir beds. Collapsing ceilings accounted for mallY ax ial ske leta l inj uries , pe lvic and lower limb fractures.

The Response of 8MU Dharan At the t ime of the earthquake. {he normal

complement of staff (Table 1) was augmented by a visiting Army dentist and 3 medical students on temporary att achment. The wives of serving Britbh personnel o n the camp provided onc add itio nal doctor,

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8 Operation Nigh tingale.

fig 1. Selective earthquake damage in Dharan. Note the rclatin "lllnerability of adobe buildings and stability of wooden structures.

Table I

BMJ-IOharan statTing for Operation Nightingale

Qualified Staff UK complement at reinfun:inJ.:

timeof' ea rthquake slaft' (801)<'<Is) (212 beds)

(',cneral Duties MO~ 2 Physici3ns I Anaesthet ists 2 Surgeons 4 Gynaecologists 2 Nurses (RGN & ENG) 2 .18 Midwives X 4 Technical & paramedil"<I1 4 7 Medica l assistants (CyfT) 10

Adminblralors I

19 75

a rad iographe r and 7 nurses. For the first 48 hour~ , this ad hoc team of regular and volunteer staff. assisted by Nepali medical orderlies and technicians, produced the most ~ ignifica nl medical relief effort in East Nepal, and provided the only ~ophi sticated surgical facility.

After opening a Casualty Clearing Station (Fig 2a & b) , the hospital was progressively expanded to 2 12 beds in tentcd wards, and a separa te medical refugee cent re was es tablished in a large ha ll . T his provided aecommo~ dation for those patients and a few relatives whose homes had been destroyed . and who required some form of ongoing treatnu:nl. At its peak 10 days after the earthquake , 157 individua ls we re being ea red for in the refugee centre.

Specialist medical tea ms from Hong Kong and the UK reinforced the hospital , bringing orthopaedic. anaes~ thetic and nursing expertise to run a sophisticated surgical, obstetric and inte nsive care service . Enhancement of accommodation with supplies of electricity and water (Fig 3) allowed a reasonably normal level of ward activity to take place.

Although the existi ng major accident plan was invaluable in the early response, the scale of the disaster required considerable support from Headquarters British Gurkhas Nepa l. and from the Army's reinforcing infra~structurc. Effect ive leadership at alllcvels, and a seemingly infall ib le resupply chain , were the hallm arks of success.

Patients Eight hundred and cight y~eigh t victims were treated

in the casualty clearing station (CCS) (Fig 2a & h) before it closed, 18 d(lYs after the earthquake. Two hundred and sixty were (Idmitted, and 628 treated a::, outpatients . A resume of injuries leading to admission is given in Table 2. Four hundred and fifty patients were triaged in the CCS on the first day, and many more with minor inj uries received first aid and were d ischarged without documentation. Eighty-nine of the most seriously injured were admitted . One was dead on arrival, one died in the CCS of presumed massive intra~pe ri{Oneal bleeding , and 8 patients subsequently died in hospital as Cl result of their injuries (Table 3). One hundred and seventy~five operative surgical procedures were performed on ea rthquake victims. and an addilioll(l1155 manipulations of frac tures were carried out (Table 4). Many patients required multiple procedures. Twenty~ seven eme rgency operations were ca rried out on the first day.

When maternity services in Dharan became paralysed

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Fig 2a. Casualty Clearing Station (CCS) being constructed.

}

~~

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Fig 2b. Completed CCS prior to opening.

Fig 3. Sinks, gravity fed from storage bowsers, and electric lighting allowed near normal ward activities in tented accommodation.

Table 2

Earthquake injuries leading to admission

l. FRACTURES Lower Limb : Femur

Tibia Pelvis Spine U pper Limb

2. Crush chest ancl rib fractures

3. Head injury

4 . Abdominal trauma

5. Se vere soft tissue inju ry

6. Es tablished te tanus

38 41 31 40 32

31

17

9

30

2

Table 3

In-patient deaths directly resulting from earthquake related injuries.

Tetanus Pe ritoniti s A RDS Head injury Heart fai lure Renal fa ilu re

2 2

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Table 4

O perottions on earthquake victims (1030.09.88)

Wo und cxci~ i o n and debridement 55 Skin gran 15 Ro t.atio n flaps 2 Drainage of ahsces~ :,

M UA fractures. andlor POP applica tion 155 A pplica tio n of skele ta l tract ion 7 Open frac tu re reduct io n : In terna l fixation 39

Exte rna l fixa tio n 12 C IIC2 fusion 1 Amputa tio ns: Legs -l.

Fingers & toes 3

Laparoto my for visceral damage 8 Supmpubic cys tos tomy, ur repair Tu prured ure th ra 8 T rac heostomy 4 Feeding gastrostomy 4 Others 10

Total procedures 330

due to structura l damage to the local hospital. the BMII p rovided obste tric care fo r the civilian populat io n on demand . This considerably increased the number of unbooked and complicated deliveries (T able 5).

DisclIssion Surgical Considerations

The majority of victims who survivcd the earthq uake did no t susta in injuries tha t po~cd an immedia te thrc<lt to life. and surgery performed d uring the first 24 hours was restricted to the management of the most severely injured (27/450). During thi s ph ase. surgical trea tment consisted of measures to cont ro l <.;eve re haemorrhage or

Table 5

Obsletril- delh'eries, BMH Dha ran. 2S.K.S8-30.9.88

25 .8.88 Preceding 10 3-year average

30.9 .88 forpcriod

All delive ries 101 37 % un booked cases 69 % 3.4% % stillbirths & pe rin nta l deaths 7()/~, 3.5% % babies <2.5 Kg 9% 4.2%

% ru ptured ute rus 3% % PPH > 500 rn l' hlood 7% 3.0!Yo

Operation Nightingale.

to repa ir viscera l damage , incl udi ng bladder and uret hra l injuries second;)r), 10 major pc lvic frac tures . Additio na ll y. deb rideme nt o f severely contami nated wounds a nd ma nipula tion of badly dis placed fractures . with o r witho ut the app lica tion of c-xte rna l fix a tors. wa~ regarded as a re la ti ve emergency. T he A rmy's bailie· fi e ld exte rna l fi xa ror (Ct;:ntrafix. Ccntra l Orthopaedit:::, Ltd) p ro ved extreme ly ve rsa til e and simple to use in the management of 12 pa t ients, some with devastat ing injuries (Fig4a. b & c). We a re 11 0 t aware o f any previo us reports of its use in civilia n casua lties. However , its relat ively low cost and versatili ty make it idea l for use in the management o f the large number of open contam· in a ted fractures which occur during an earthqua ke. The hi gh incidence of spin a l, pelvi<.: and lower limb fractures , complicateu by severe soft t issue inj uri e::,. highlights the compe lli ng need to include we ll equippt:d o rthopaedic teams in medical resc ll e missio ns to ea rthquake disas ter a reas. They should include physiotherapists and o the rs skill ed in rehahilitatio n. Par<l plcgic patients, however. face an uncertain futu re in the third wor ld . pa rticularly in the Himalavan foot hills.

A n increas'c in compl icated obste tric dc liveries at BMH Dharan . especia ll y the sudden arri val of un hooked cases in advanced stages o f labour (Table 5) , created an addi t io nClI burden o n al ready overworked staff. Somcwhat unort hodox deliveries were recorded on rickshaws and o utside the physician's offi ce. T he arriva l o f an obstet ric tea m amo ng the reinforce ments provcd of unexpected va lue in an eart hq ua ke crisis.

A naesthetic considerarions Prior to resusc ita tion , many pa ti ents, especia ll y those

with serio us abdomi nal, pe lvic and lowe r lim b inj uries. had suffe red considerable blood and othe r flu id losses. T his was compounded hy dehydra tion secondary to delayed re~<.:u e and pro lo nged transportation to hospita l. Al l pati ent s with clinica l shock. dehydration and es tablished myoglo binuria . or those considered at ri sk o f deve loping crush syndrome. ",:ere given li beral quantities o f cryst<l llo id with co lloid supplementatio n if requi red. Whole blood was 0 11 1y used to correct significant anaem ia o r per-operat ive losses. surprisingly liltle be ing required over;) l!. Of 697 uni ts o bta ined (500 impo rted , 197 luca ll y bled do nors), 470 were cross· ma tched for 176 pat ients. Only 252 of the 697 uni ts of blood we re evcntua ll v used for the earthquake victi ms . This low usage rate h;s heen noted by othe rs::!.

No pa tient d ied from hypovolaemia after admis~iun . and o nly onc develo ped (and la te r died from ) re na l fa ilure secondary to crush syndrome. Thi ::, contrasts with other ea rthqua ke experienccs3

.4 where t he syndro me is repo rted in 3.5% of all victims. and up to 36% of tho::,e with fractured long bones. No faci li ties for haemo­dia lysis or fi lt ra t ion existed in Nepal a t the lime of the earth·quake. Chest infectio ns were common , and onc 70 year old male with chest injuries and multipl e fractures

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Fig 4a. 11 year old girl admitted 8 days after the earthquake, with a compound fracture of the uppcr tibia

and extensivc soft tissue injury ,

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Fig 4h & c. Stages in the management of these soft tissue injuries, using the field pattern external fixator (b) to stabili7.c the underlying fracture. Immediately prior to skin grafting (c).

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died from post traumatic respiratory insufficiency. Any anaesthetic team working in the Third World

must be prepared for a lack of anaesthetic carrier gases, including oxygen. Late monsoon flooding in the wake of the earthquake disrupted the re-supply of bottled gases for over two \\leeks. This problem was overcome by the extensive use of lhe British Tri -Service pattern anaest'hetj(.; equipment , with supplemental oxygen provided by an electrically pO\v'Cfcd oxygen concen­trator. Used in conjunction with the Cape TC50. an electric ventilator, the combined equipment (Fig 5) provided an extremely satisfactory and safe means of anaesthesia for all types of surgery. Any Emaesthetic plan in such situations should provide for "draw-over" anaesthesia. oxygen concentrators and an independent ekctrical power supply.

Our experience identified the nct:d to provide some form of high dependency or intensive t:are unit (leU). Twenty-eight patients. including 6 on long-term ventilation. required this facility. The Cape TC50 and

Fig S. Cape TC 50 and Tri-Service field anaesthetic e(luipment.

Operation Nightingale.

oxygen concentrators again proved invalu<lble and reliable in this situation. although power failure to the ventilator contributed 10 2 deaths. An apnoea alarm fitted 10 the TC50 is strongly recommended. Intensive care is costly in both manpower and materie!' and benetits must be carefully assessed. However, there is a definite place for such units in the management uf earthquake victims. especially if haemodialysis is (0 be performed.

Role of lhe physiciall The requirement to separate the Triage area from

Resusciation following an earthquake is explained later. There is a compelling need to eo·ordinate the activities of both units. and when surgical teams are tied up in the operating theatre and when: there is no senior accident and emergency specialist , the physician plays a vital administrative and clinical role. In the major accident pl<11l for BMH Dharan. the physician is !asked as resuscitation and triage officer. and the use of physicians in this role in major disasters has been reported else\vhere5.

\Ve found that earthquake victims \vere particularly prone to develop severe chest infections, probably due to a cumbination of pre-existing lung disease. crushed thoracic cage. dust inhalation , and anaesthetic gas irritation. The physician plays an important role in the management of these gravely ill patients. especially in the intensive care unit.

In the context of preventive medicine, and in the absence of any effective lucal public health laboratory facilities. we found that the physician ",,'as influential as head of an environmental health team. especially in monitoring the local water supplies and in formulating a vaccination policy. Initially. the coliform colony count in town tapwatcr was in excess of 1000 per 100 I11ls, and after decisive action by the environmental health team. hypcrehlorination reduced this to a consistently low level. One thousand eight hundred and twenty-seven military and key civilian personnel were vaccinated. mainly against cholera and typhoid. No cases were subsequenty reported in Dharan. though both arc common in the region. There was no reponed increase in the incidence of any communicable disease following the eanhquake , a finding confirmed previouslyr".>·7 .

After the earthquake. a large number of patients later returned with uncontrolled diabetes. hypertension. heart failure and tuberculosis. resulting from their inability to reach uut-patient clinics, or obtain resupplies of their medications. Physicians can expect busy clinics and increased admissions after disrupted communica­tions have been restored.

NurSing cOllsiderations The admission of 89 b<ldly injured patients in the first

14 hours following the earthquake proved a considerable nursing challenge. Twenty-eight of the

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least severely ill existing patients had to be discharged. and 46 additiona l camp beds and litters were placed on veranda hs and in tcnts to make room for new admission ~. After initial dcploymelH to the Casua lty Clearing Stat ion and Resusci tatio n. trained staff were supplemented o n thc wards by camp volunteers. as the huge problem of ward administration became apparent. Severa l Nepa li nursing a nd paramedical staff lost their own homes or possessions as a result o f the earthquake (Fig 6). yet no ne missed a day's work .

Earthquake victims arc difficult and labour intensive pat ients to nurse . Most were covered in dust and rubble o n adm ission. and al l required routine bathing. de· lousing a nd de·worming. Nea rl y a ll had ~evcft;: ~oft tissue wounds and multiple fractures, and many were paraplegic or had visceral injuries. Twenty·seven required post·operative monitoring on the first day.

This period of in tense activity followed the frig hten ing personal experience of a dramatic earthquake. and it is rema rkable that few staff di~played any se rious st res!) reactions. Throughout the relief exercise, tra ined nursing staff frequently worked in an "extended role", undertaking many duties no rmall y performed by junior doctors . However. after the initial excitement of the earthquake. nu rsing tasks became physically tiring , unglamorous and c motionally taxing. especially for reinforcements unacclimatized to tropical monsoon condit ions and unaccustomed to the cultural deprivation of Dharan .

Re·eva luation of needs and re·deploymcnt of staff was required at least every day. <l nd the value of regularized working shifts was quickly recognised, especially for local staff. A good " Mat ron" is invaluable in a disa!)tcr re lief team. and nursing adm inist rat ion must be sen ~iti ve lO the fac t that ~tress amongst staff in such conditio ns can lead to decompensarion.

Admi" istrative considerations The initiation and eo·ordination of the major accident

plan WHS followed by an urgent re· assessment of the requ irement for ma teriel and personnel reinforcement. This proved particularly difficult, since there was no indicat io n of the sca le of the disas ter in the Himalayan foothills, and esti mation of the like ly number of casualt ies W<lS a lmost impossible. The expansio n of existing hospital faci lities and the creat io n of a medical refugee centre required careful planning. and as the National response became more co·ordinated. close li ai~on with the press. local politicians and senior civi li an medical personnel proved very time consumi ng. This was not infreq uently to the detriment o f other clinica l and administrat ive duties. A multitude of new problems arose daily. mostly relating to personnel o r matericl reinforcement. or to patient welfa re. Six hundred and six " immedi<lte" o r "priori ty" tt:legraphic signab relating directly to Operation Nightinga le alone were sent from the Administrative Office between 21 Augmt

13

and 30 September. The administrative a nd personnel officers played a vital role in co·o rdinating the response and in handling the many problems that aro~e among reinforcing staff.

Daily meetings between the various heads of de pan· ments of HQ British G urkh as Nepal (Fig 7) were crucial the resolution of both cl inical and administrative problems. No clinician should under·estimate the value of such meetings in time of cri sis, nor is there a lime of greate r need for decisive administration III all departments.

General Although considerable lechnological advances have

been int roduced in Kat hl11 andu hospitals in recent yea rs. as in many developing countries, outside the capital lack of funds has precluded alloca tion of resources to rura l ho~pita ls to similar high standards. The staff of these ho~pitals work long ho urs and arc unable to get the train ing needed to raise their standards to those of more

Fig 6. A NepaJi operating theatre technician stands with his family in the ruins of his home.

Fig 7. Heads of Departments meet daily under the chairmanship of the acting Commander, Hritish

Gurkhas Nepal.

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sophisticated centres. Apparently little pre-planning for major disasters had been possible. ,me! therefore the initial medical response to the earthquake was somewhat disordered and at times ineffective. We found that volunteer and drafted medical personnel who first arrived in support of local hospitals were also poorly equipped. ,md that trea tment delivered to the injured was occasionally inappropriate. Primary suture of severely contaminated wounds was the most cOl11mon tech nica l fau lt (Fig 8), and initially, little attention was pa id to tetanus prophylaxis Or adequate fracture splint ing. This resulted pure ly from lack of the most basic resources. and reflects the degree of poverty in much of Nefal.

Mahoncy . reviewing the design of dis<ls ter medica l care systems, stressed the importance of both

Fig H. 8 yea r old girl, with a massive, contaminated, prima ry sutured cr a nio-facia l wound . Discharged with a hea led wound , 10 days after re-exploration and enucleation of left eye, and remo"'a l of cement debris

from the orbita l roof.

Operation Nightingale.

"timeliness" and "appropriateness" of ai(L He also noted that well-meaning individuals ohen nock to disaster areas. frequently with little effec t. Improved cummunications and co-ordination9 (lnd the inclusion of sophisticated ~urgical facilities in dis(lster relief teams lO

have been called for to improve the quality of res pun se to requests for assistancc.

In stark contrast to local f<lcilitics, the Casualty Clearing Station at the British camp was up and running within 90 minutes of the earthquake. Although limited first aid, resusc itation and holding facilitics were provided here, more definitive t(Catmcnt \ .... as instituted at the Resuscitation Unit est<lbli~hed in the main hospital. We found that following the eilfthquake. the CCS became clogged with the minor in jured, making triage more difficult and e ffective resuscitation imposs ible. Th e separation of Triage from Resusci tat ion "<IS a critical factor e nhancing our ability to process so many casualties. More than 450 patients were triaged and treated in the CCS by 2 doctors and 3 nurses in the first 14 hours, Of these. 152 were transferred to Re~uscitation for further treatment hy 2 more doctors. a senior medical student and severClI medical orderlies. Eighty-nine victims were eventually admitted to the wards on the first day. The nature of structura l damage. especially to adobe buildings, and the resulting injuries encountered . accord well with tho~e described following earthquakes in o ther Third World countrics1 . 3.8 . ll.l~.

Large areas of relatively mountainous terrain we re affected by the earthquake. <Ind helicopter evacuation was crucial to successful casualty retri eva l from iso lated communities. Sufficient aircraft may not be available in many third world countries. HoweveL Royal Nepalese Army helicopters evacuated a large number of patients in difficult weather conditions (Fig 9). This resulted in a sustained level of admissions over many days. Although numerically far fewer pcr day were treated than immediately after the carthquake, the nature of the injuries became progressively more severe due to neglect. This pattcrn of admission differentiate~ natura l catastrophies from other mass casualty situations such as air d i ~asters or train crasheslJ.1.f and requires a longer commitment to triage as each batch of rescued victims is delivered 10 hospital (Table 6 & 7).

The air-portable military hospitals of many armies possess ideal qualities in both matefiel and pe rsonne l to respond to an earthquake. Their trai ning in triage of mass battle casualties is equally applicable to civilian natural disasters. and the surgical principles involvcd in the treatment uf missi le injllrie~ are also appropri<lte in the management of the major soft tissue wounds and fractures encountered in earthquake victims. Adequate debridcment. no primary closure and external fixation of unstable open fracturcs with contaminated wounds were all principles applied with great success to our patient s. The use of military surgical (especially orthopaedic) teams in such circumstances has been reported in many previous disasters~·3.7 .

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P J Guy, N illeson J R Bailie and A Grimwood 15

Fig 9. Royal Nepalese Army helicopter delivering a hatch of victims. Note the ha7.ardous fI)'ing conditions, with the monsoon cloud base well down on the Himalayan foothills.

Reitherman 15 pointed out that the construction of hospitals themselves renders them liable to be a major source of casualties in an earthquake. They arc often large buildings with a high population density, and contain vulnerahle machinery such as lifts, laboratory equipment and heavy plant such as boilers. Steinbrugge et al 16 estimate that bet\.veen 13% and 34% of all fatalities and serious injuries in the San Fernando Bay area of North America would be caused by damage to hospital buildings. Planning in earthquake zones should take account of these predictions, and hospitals should contain sufficient open ground to allow expansion into (ented \\.:ards with triage and resuscitation areas. Although some hospitals were damaged in NepaL we do not know of any fatalities or injuries that resulted. However, sueh damage severely curtailed local services in Dharan, adding particularly to our obstetric workload.

On occasions. our own specialist expertise and operating theatre and intensive care facilities were under-used when poorer local civilian services were placed under extreme pressure. We found that this apparent reluctance to transfer severely injured patients on time for specialist treatment resulted in increased morbidity and possibly mortality (Fig 10). These delays were in addition to those inevitably resulting from collapsed buildings and disrupted communications. Such hesitancy in accepting offers of both material aid and outside skilled medical assistance l7 however. demonstratel:i that disaster relief can only be invited by and not imposed upon host ~ovcrnments. Nevertheless, the Armenian experience HL

lj confirms the constructive international role that skilled medical personnel can play in the management of these severely injured patients. [n many of the world's earthquake areas specialist units such as dialysis and orthopaedic teams

Table 6

Comparison of an earthquake and two rail disasters. The ver}' large numbers of earthquake injured make triage and effectiH resuscitation more difficult, although a smaller proportion may be severely injured. Three individual hospital

experiences.

First day's casualties

First day's admissions

Nepal earthquake 1988

BMHDharan

450+

89«20%)

Clapham ntH disaster 1989

St Georgcs Hospital l)

130

43 (33%)

PurJey rail disaster 1989

Mayday Hospital 14

R4

39(46%)

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1(,

must be b ro ug.ht to the pa lic n( ~ i f benef it i~ to he achieved.

Such hene fits a rc not cheap . a nd \>,:he n added to the cost o f structural damage. few Third \Vorld count ries ca n afford the pri t.:c o f the " high-weh" medicint: and long-term rc ha hil itmio n required by ma ny earthquake­injured patients. /\ conse rva ti ve estim ate of the cost o f Opc mtio n Nightinga le j" put at approximate ly £0.4 millio n. ( £1 55.000 fo r drugs a nd equipme nt. £1 55.000 for tra nspo rt a nd moveme nt of pe rsonne l and matc ri c l. and £90 .000 fo r re info rcing pc rsunncl COSb .) \Vhere death and dbea~e afC r.;Onlmo nplan; <ln ywlIy. Third World governm ents may identify other priorities on which to spend such SlIlll S of money.

Conclusions DiS(lstc r contingl! ncy pl anning is <1 S important in the

Operation Nighringale.

Th ird World a!) elsewhe re . a lthough a t the time of the East Nepal ea rthqua ke such plans we re a pparent ly lacking in civi li a n hospitab. Our e xpe ri ence al BMH Dha ra n ind ica tes tha t a we ll organizcd tca m of med ical a nd paramedical ~ I a rf, howc';cr small . can respo nd e ffecti vely to the large numbe r of casua lt ies from a n ea rthqm.l kc. pending the arri va l of medical re inforce­me nb. Ahho ugh the major accide nt pla n fo r I3MH Dharan was inva luable during the ea rl y phase o f the respon~c. the magnitude of th e di saste;: r requi red <.:onside ra hl e ma tc ricl and rnanpo \ve r e nha nce me nt o f th e hospi ta l. Ultima te ly. the crfc<.: ti ve ness o f the respo nse is only as good as the infrastructu re supporti ng it. Povert y in Third World cOLlTllries may preclude the prope r develo pme nt of thi s criti cal infrastructure.

U nde r these conditions. natural catastrophi cs beg the crea tio n of sophis ti ca ted ai r-po rt a ble medica l units.

Table 7

East Nepal Earthcluake 1988 - Pattern of Admissions

450+ 150 , ~ThroUgb ,

~ Admissio ns.

100 Helicopter medivac ~

E ~ ~ • -~ ""

begins here

1 e i.

50

,

J .r1 8 ~ ~ § ~~ m ~ V:r1 o l' o IJ'j -.0 r--. (,CS closes

Days after Earthcluake

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P J Guy, N lnesofl, R Bailie and A Grirnwood

Fig 10. Untreated severe cranio-facial wound with underlying skull fracture, S da):s after injury. Patient

died of tetanus 2 days after admission.

organized, staffed and <ldequ<ltely funded under the auspices of internationally acceptable agencies. Such units should exercise regularly under field conditions. Prompt arrival at the SCene of the disaster is crucial if lives are 10 be saved, though in the context of lIn earthquake their role is probably better directed at the provision of specialist expertise and rehabilitation of survivors. Political fa(.;tors may delay the arrival of such units until after their life-saving potenti,ll has. expired.

Good (.;ommunications and leadership and a respon­sive re-supply chain are required to produce a ratiorllll and effective reply to a natural catastrophy, especially where medical teams are operational out~ide their normal areas. Following an earthquake , units sent in support of small hospitals must include orthopaedi<.: facilities. ICU, obstetric and environmental health expertise may add conSiderably (0 (he effectiveness of these emergen<.:y teams.

Many victims surviving <m earthquake have severe orthopaedk: injuries , but most of these ean await the

17

arrival of spe<.:ialist expertise. Careful triage allows incumbent surgeons to salvage those with life threaten­ing injuries. In these circumstances, we recommend that triage. \.vhich can be performed by relatively inexperi­enced staff under supervision, should be carried out in an entirely sep<lrate area from resuscitation. The most severely injured pCltients can, after transfer, receive int< .. 'llsive treatment in resllscitation from doctor~ unencumbered by the hundreds of minor injured clamouring fur attention, distressed relatives. press and olhcrs.

Currently, air-portable military field hospitals probably offer the best available facilities in response to natural disasters, Administrative and per~onncl officers should accompany <lily sizeable contingent. especially when reinforcing a remote unit in the Third \Vorld.

Can onc measure the value or effectiveness of a medical relief exercise such as Operation Nightingale? One objective assessment was offered by Paul Bell1o. Latin American Advi~or, United States Office for Foreign Disaster AssistJllce (OFDA), who stated in his report on the US c<lTthquake rdief programme: '''- the level of sophistication of the attention and surgery is comparable to that in London. \Vhat the British hll\:e done in this hospital deserves our highest praise. 1n all my years in responding to disasters, I have never seen anything comparable."

Acknowledgements The authors wish to acknowledge the cruci<ll part

played by the Ncpali staff of BiV1H Dharan and the various departments of HQ British Gurkhas Nepal in supporting the huspital. Without their expertise, and the contribution from the conscripted wives of {he permanent staff , Operation Nightingak would not have been possible.

Additionally, the authors wish to thank IIM King Birendra and members of the Nepalese Royal ramily , Ministers of HM Government of Nepal and Senior Nepalese Medical Staff. who frequently visited BMH Dharan , and who permitted such an open policy of medical reinforcement with I3riti~h military personnd and equipment.

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4. BElNIN L An examination of health data following 1""'0

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16. STEIi"ORL'GGE K V. et al. Metropolitan San Francisco and Los Angeles earthquake loss studie~. 19RO as~e~smenl. US Ceu/uglCllI Sun'ey Open File Report 81-85. Deliver, US Geological Survey 1981.

17. ROSSER N. Politics plague relief efforts. SOllth China "'lom;ng Post. 12 Sep 1988.

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