Shared Flashcard Set

Details

Exam 4
Equine Sinus/Nasal Disorders
41
Veterinary Medicine
Professional
04/03/2017

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
What would be the difference b/n nasal discharge due to sinusitis & GP empyema?
Definition
-Sinusitis: unilateral or bilateral
-GP empyema: bilateral
Term
What are some common etiologies that cause epistaxis?
Definition
-skull fracture
-ethmoid hematoma
-nasal fungal granuloma
Term
What are some common etiologies that cause facial deformity?
Definition
-sinusitis
-skull fracture
-sinus cyst
-neoplasm
-ethmoid hematoma
Term
What are some common etiologies that cause a fistulous tract?
Definition
-sinusitis
-skull fracture
Term
What common etiologies cause malodorous breath?
Definition
-tooth abscess
Term
Which sinuses do we percuss on PE?
Definition
-frontal
-maxillary
Term
Which etiologies indicate sinucentesis?
Definition
-sinusitis
-sinus cyst
Term
Which etiologies indicate biopsy?
Definition
-neoplasm
-ethmoid hematoma
-nasal fungal granuloma
Term
Which etiologies indicate CT?
Definition
-sinusitis
-skull fracture
-sinus cyst
-neoplasm
-nasal septum
-ethmoid hematoma
Term
What CS do we see w/ sinusitis?
Definition
-mucopurulent nasal discharge: usually unilateral
+/- favial swelling over maxillary/frontal sinus
+/-malodorous breath
+/-fistulous tract
Term
What is the most common etiology behind primary sinusitis?
Definition
-Strep
Term
How do we treat primary sinusitis?
Definition
-parenteral abx
-sinus trephination & lavage
Term
What lavage soln do we use for primary sinusitis?
Definition
-P-I diluted w/ BES
Term
What are some common etiologies behind secondary sinusitis?
Definition
-tooth problem
-skull fracture
Term
What diagnostics do we run on secondary sinusitis?
Definition
-rads
-CT
Term
How do we treat secndary sinusitis due to an abscess tooth?
Definition
tooth excretion (repulsion)
Term
What are the etiologies behind skull fractures?
Definition
-horse running into staitonnary object
Term
What are the clinical signs of skull fractures?
Definition
-epistaxiz
-facial depression
-SQ emphysema
Term
How do we treat skull fractures?
Definition
-replacement of depressed fragments
Term
What etiology is behind frontomaxillary sinus cyst?
Definition
-unknown
Term
What do we see on rads w/ frontomaxillary sinus cyst?
Definition
-soft tissue density in sinuses
Term
What do we see on sinucentesis w/ frontomaxillary sinus cyst?
Definition
-amber-mucinous fluid
-usually non-septic
Term
How do we treat a frontomaxillary sinus cyst?
Definition
-extirpation: frontomaxillary bone flap
Term
What is the other name for epidermal inclusion cyst? What is it?
Definition
-atheroma
-located in nasal diverticulum of nostril
Term
How do we diagnose epidermal inclusion cyst?
Definition
-CS
Term
How do we treat epidermal inclusion cyst?
Definition
-surgical extirpation using local anesthesia
Term
What is the doctor way to say deviation of the premaxilla?
Definition
-wry nose
Term
How do we diagnose diviation of the premaxilla?
Definition
-CS
-rads
Term
How do we treat wry nose?
Definition
-difficult sx reconstruction
Term
What causes nasal septum thickening/deviation?
Definition
-trauma
-neoplasia
-chronic inflammation
-congenital
Term
What are the CS of nasal septum thickening/deviation?
Definition
-resp stridor
-exercise intolerance
-dyspnea
Term
How do we diagnose nasal septum thickening/deviations?
Definition
-narrowed nasal passage
-difficulty or unagle to pass endoscope***
-rads
Term
How do we treat nasal septum thickening/deviation?
Definition
-nasal septum resection
Term
What causes ethmoid hematomas?
Definition
-unknown
-benign expansile hematogenous mass of ethmoid origin
Term
What is the typical signalment of ethmoid hematomas?
Definition
-older horses
-Arabians & TB's
Term
What are the CS of ethmoid hematoma?
Definition
-epistaxis
-stridor
-dyspnea
-favial bone distortion
Term
How do we diagnose an ethmoid hematoma?
Definition
-nasal endoscopy
-rads or CT
Term
How do we treat ethmoid hematomas?
Definition
-extirpation via frontomaxillary sinusotomy
-others: formalin injection, laser ablation
Term
Describe the epidemiology of neuro equine herpes.
Definition
-majority of hroses been exposed
-most horses infected bia resp rt in first year of life
-majority of horses remain latently infected for life
Term
Describe the pathophys of neuro equine herpes.
Definition
-incubation period: 2-10d
-cliical dz resolve in 1-2w & immunity lasts 4m
Term
Describe the seasonality of equine herpes.
Definition
-late winter, spring, early summer
Supporting users have an ad free experience!