Exam 2: Esophageal Choke, Rumenotomy, Rumen Fistula, & Pericarditis Flashcards
Clinical signs of esophageal choke
bloat
salivation
coughing/retching
protruding tongue
extended head, neck
How is esophageal choke diagnosed?
Esophagography using barium
What is an important differential for esophageal choke in cows?
RABIES
What causes esophageal choke?
Foreign body obstruction
or
sharp FBs
Complications of esophageal choke include:
inability to eructate which results in ________
and
loss of saliva which results in _________
bloat
metabolic acidosis
How is esophageal choke treated?
Try to move obstruction to proximal esophagus and manually remove.
Otherwise- push it down into the rumen with a stomach tube.
LAST RESORT is surgery- too many complication with
esophageal sx
Name the layers of the esophagus
Adventitial > Muscular > Submucosa > Mucosa
NO SEROSAL COVERING
Why is esophageal sx challenging?
dirty procedure
no serosal layer
proximity of recurrent laryngeal nerve
An esophagostomy should be created ______
to the repaired esophagus, and left in place
a minimum of 7 - 10 days to allow stoma formation
CAUDAL
A temporary rumen fistula is used for immediate relief
of ____________, aka TYPE 1 vagal indigestion
chronic bloat
What are the indications for rumenotomy?
chronic bloat
foreign body
reticular abscess
Type 2 vagal indigestion (failure of omasal transport)
Prognosis for rumenotomy due to foreign body,
decreases with involvement of the
_______ side of the reticulum
right
What are the clinical signs for traumatic reticulopericarditis?
RIGHT sided heart failure (jugular vein distension, brisket edema)
Tachypnea, Tachycardia, Muffled heart sounds
CS of GI dz
How is traumatic reticulopericarditis treated?
SALVAGE, Abx, pericardial lavage, PERICARDECTOMY (complications involved)
Animals undergoing pericardectomy to
treat traumatic reticulopericarditis
usually die from this sequelae
constrictive pericarditis
