dr peter cheng regional forum june 2013. problem : a 4yo presents with bilateral swollen eyelids...
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small things,
BIG difference
Dr Peter ChengRegional Forum
June 2013
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Problem : A 4yo presents with bilateral swollen eyelids with normal eye, not itchy, afebrile.
What could this be and what test should I perform ?
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Usually idiopathic98% minimal change diseaseEdema often starts periorbitallyNORMAL renal f(x)Highly treatable – corticosteroid 3mth / salt and fluid R /20% alb (occ.)Cx - thrombosis / sepsis
To my surprise, I find: 3+ proteinuria
Dependent edemaHypoalbuminemia < 25
Answer:NEPHROTIC SYNDROME
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Problem : It’s a busy Saturday night and a 70yo man is bleeding profusely from his nose despite pinching his nose for 20mins. I return to find him in a panic and vomiting everywhere with nobody to clean up the mess.
What could I have done to avoid this scenario?
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Epistaxis nose cliphttp://www.ennovations.co.uk
£ 4.13
ebay
AUD 2cents !!
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Tricks of the Trade - The Wooden TongueDepressor: A Multiuse Tool for the EPhttp://www.acep.org
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Problem : I examine a 40yo who was assaulted and has significant periorbital bruising. I am concerned about eye trauma but am unable to open his eyes with my fingers.
What do I reach for?
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The earlier the easierTake 2 dry cotton
buds
Apply tip as close as possible to eyelashes
Roll tip along contour of globe
Tip should finish up semi-buried in socket above and below eye
Maintain gentle downward pressure
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Problem : I have just intubated a sick asthmatic and she’s getting hard to ventilate from all the air in her stomach blowing up right in front of me. My best NG insertion skills have failed me, what do I do ??
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Split open 8.0 ETT with scalpel
Apply lube
Put down split ETT behind the existing ETT (intubate esophagus)
Insert NGT through 2nd ETT
Peel ETT away from NGT
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Problem : A 6yo girl has a pebble in her L ear. During the procedure, she wriggles about and the pebble is pushed further in. Her mother asks if it is easier that I put her to sleep.
What are my chances of success ?
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Removal of ear canal foreign bodies in children: What can go wrong and when to referBCMJ, Vol. 51, No. 1, January, February 2009, page(s) 20-24 Articles
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Ask :1. Do I have a cooperative patient?2. Is medial or lateral?3. Can I grab it? 4. Can I get behind it?
Complications (15-70%)
Trauma eg. TM perforation, canal lac, ossicle fracture
Major Cx : hearing loss, vertigo, meningitis, facial n paralysis
If it’s a
pebble, DON’T DO IT
!
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Problem : A febrile 4 week old presents with fever and lethargy. You drip the child but there’s still no sign of wee. You dread the thought of an in-out catheter. How do I make the child wee ?
a) Bribe him with candy (sucrose)
b) Threaten him with a catheter
c) Tickle his genitals
d) Give him a Balinese massage
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Preparation
Gentle tapping of suprapubic area 100/min for 30
secs
Light circular massage of
lumbar paravertebral
area for 30 secs
Wee in a jiffy!
Feed beforehandSucroseUndress and wash area
Give him a massage!
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Noninvasive bladder stimulationHerreros Fernandez ML et al. A new
technique for fast and safe collection of urine in newborns.
Single centre, neonatal unit, n=80, 30 days old
86.3% of infants wee < 5minsMedian time to wee = 45sSafeControlled cryingChoose the right patient (not shocked or
toxic, not delay treatment)Arch Dis Child 2013 Jan; 98(1): 27-9
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Problem: It’s my 14th patient on the short stay round who is 80yo man with pleuritic CP, mild hemoptysis, ex-smoker but currently asymptomatic. His CXR is normal but his D-dimer is elevated at 700 (N=500ηg/L) without an obvious cause.
What is his risk of PE ?
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Age-adjusted D-dimerDiagnostic accuracy of conventional or
age adjusted D-dimer cut-off values in older patients with suspected venous thromboembolism: systematic review and meta-analysis13 cohorts, 12497 patients, non-high PTPAge-adjusted cutoff = Age x 10Increases specificity by 10-20% (increasing
with age)Acceptable reduction of sensitivity to 97%PPV 21% (1 in 5)Reduction in up to 30-50% imaging!BMJ 2013;346:f2492
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No standard reference
2 types of unitsDDU = D-dimer unitsFEU = Fibrinogen Equivalent units
Local lab variation in conversion factorsMicrog/ml, nanog/ml, mg/L, etc.Will need system wide change
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Problem : A 22yo woman presents with dizziness, vomiting and fatigue. You find nystagmus where the fast beating component is to the left on leftward gaze and to the right on rightward gaze.
Is this peripheral vertigo?
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Nystagmus redflagsHx prolonged persistent dizziness
Multi-directional
Non-fatigueing
Brainstem ADEM on spinal cord MRI (normal CTB/MRI brain)
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US tips1. No gel ?
Chlorhexidine H20
2. Superficial FB ?Increased distance Pt comfort
Lots of lube
No pressure
Adjust gainAngle
probe
Images from : academiclifeinem.blogspot.com.au
3. LOV ?
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RETINAL DETACHMENT( GAIN DOWN )
VITREOUS HAEMORRHAGE( GAIN UP )
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US websites
http://www.ultrasoundpodcast.comMike Malin & Matt Dawson et al1-minute Ultrasound Iphone app
Procedural videos : http://www.sonospot.com
Free echo videos :
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Problem : A man presents to ED in agony from a painful tooth and seeks your expert treatment. You are reminded again why you changed from dentistry to medicine, which isn’t helping. What do you do?
Mucosal block :2ml – volume is key2% lignocaineDeepest part of sulcus just above toothFrom canine to canine Upper and lower
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Dental trauma
Trauma
Deciduous
Interfering bite Extract
Non interfering
biteLeave
Permanent
Fractured Seal
AvulsedRe-implant or store and
refer
Inwards
>18yo >3mm
Reposition and splint
<18yo <7mm Leave
Outwards or sideways
Reposition if mobile or interfering
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Simulation Monitor
http://www.youtube.com/watch feature=player_embedded&v=rrcYjyM2gvA
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Docscan
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“ what you do matters ”- Mel Herbert