Chap 71 : Ammonia

Question 1

Nh3, bile acid sensitivity/specificity for PSS

Answer 1

Nh3 : Se 60-100 (80-100 in cats) ; Sp 85 (75 in cats)
BA : Se 80-100 (95-100 in cats); Sp 18-70 (70 in cats)
Low BA Sp because false positive with cholestasis

Question 2

Breed with urea cycle defect

Answer 2

Irish Wofhound puppies
Transcient and asymptomatic hyperammonia