PSS/PVH Flashcards
(14 cards)
what amount of blood flow and oxygen come from the portal vein to the liver
80% blood
50% oxygen
why is ammonia bad for your brain
causes an imbalance in GABA and glutamate- causing edema and proinflammatory cytokines
what are things that can make hepatic encephalopathy worse
constipation, high protein meals, hypokalemia, vomiting
why do PSS animals have anemia
iron deficiency because the liver makes iron carriers
signallment of PSS dog
<2 years old, thin, quiet, toy breed
clinical signs consistent with PSS
neuro signs- blindness, ataxia, seizures that are worse after a meal. Fe deficiency anemia
GI
urinary signs
what blood work findings are consistent with PSS
lack of things from liver- low chol, glucose, alb, bili, alb
UA- ammonium biurate
what is the protein C level in a PSS dog
<70%
what is the treatment for HE
lactulose
neomycin
cleansing enemas if ER
low protein diet
what surgery will fix PSS and what should you do
ameroid constrictor. run clotting times first
when to recheck bile acids post surgical correction
yearly
what are the risk factors of a PSS surgery
secondary portal vein hypertension and acquired shunts. prolonged neuro signs
what is the protein C level of a PVH
> 75%
what is the treatment for PVH
no treatment. avoid liver metabolism drugs, consider low protein diets
