surgical opening of gutteral pouchh
DESCRIPTION
surgeryTRANSCRIPT
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Surgical opening Of Gutteral Pouch
Danish Rehman2012-Va-249
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What is Guttural pouch
It is Paired extension of eustachian tubes Or ventral diverticulum of the auditory tube
Present Only In Equines
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Anatomy
Dorsaly: Between the base of cranium and atlas
Ventraly: pharynx, retropharyngeal LN
Medialy : rectis capitalis ventralis,Longus Capitus And Median Septa
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Anatomy
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FunCtioN
It connects pharynx to the middle ear through the pharyngeal orifice of the eustachian tube. Cerebral blood cooling mechanism.
Works at times of physical stress/exercise, when core body temperature is High.
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Capacity Of Guttural Pouch
The Average Capacity Of Each Guttural Pouch Is 300 To 350 ml…
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IndicatioN
1 MYCOTIC INFECTION: Guttural pouch diphtheria Is Common Guttural pouch mycosis is the most
serious of the three pouch diseases and is caused by the presence of fungi in the pouch. Aspergillus, Candida, Penicillium are the fungi most commonly found; they easily are encountered in hay, forage, and other parts of the horse's natural environment
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Indication
2 Tympany Horses with this problem are born
with a defect that causes the pharyngeal opening of the Eustachian tube to act like a one-way valve. Air can get in, but it cannot get out. This condition usually occurs in only one pouch, but it can affect both.
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Indication
3 EMPYEMA/PUS FILLED POUCHES:Empyema of the guttural pouches is defined as the presence of purulent material and chondroids within the one or both guttural pouches.
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MycotiC InfectioN
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Tympany
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ChondroiD Mass
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Pre Operative
Shaving
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Pre operative
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Anesthesia
Local : Local anesthesia (lignocaine HCl 2%)
5-8ml used s/c. General : xylazine
(1.1mg/kg bw)
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Surgical Position/Approach
Viborg’s triangle approach. Hyovertebrotomy approach White house Approach
Modified White house Approach
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VIBORG’S TRIANGLE
It is formed by caudal border of vertical ramus of mandible in front, the tendon of the sternomendibular above and the submaxillary vein/lingofacial below.
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Surgical OperatioN
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ProceduRe
Make an incision about 3 inches long parallel to submaxillary vein (lingofacial vein) from border of mandible or in the center of Vibrog’s triangle.
Reflect the pouch by blunt dissection of the underlying connective tissue by until the pale lining of the pouch comes into view.
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procedure
Evacuate the contents which may be entirely liquid or partly solid (chestnut like bodies called chondroids).
apply simple continuous sutures (catgut)
to apposite fascia Apply simple interrupted suture to
apposite skin
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Penbiotic Administeration
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Post operative Care
ASD with pyodine Gentamicin/chlor amphenicol 5 days Penbiotic dusting
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Healing
With In 2 to 3 Days Complete Healing Occur
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Thank UoO!!