Flashcards in Reproductive Disease of Cattle Deck (24)
What are clinical signs of failure of passive transfer?
Sepsis in day old calves, poor doers, hypopyon
How do you diagnose failure of passive transfer?
What IgG level is consistent with failure of passive transfer?
How do you treat failure of passive transfer in a 3d or older calf?
1-2L plasma transfusion + abx
How do you treat failure of passive transfer in a <3d old calf?
What immunoglobulin predominantes bovine colostrum?
Fusion of fetal membranes between male and female beef cow twins
Why does freemartinism occur?
Exposure of female to Mullerian inhibiting hormone secreted by the male
What are clinical signs of fremartinism?
Abnormally small ano-genital distance, enlarged clitoris
Which calf is the freemartin in twinning?
What usually asymptomatic infection can also cause post-coital pyometra, poor calving %, and early embryonic death
Trichomoniasis (Trichomonas foetus)
How is Trichomonas foetus maintained in a herd?
Mature bull (deep epithelial crypts of glans penis)
Which direction does a uterine torsion most often occur?
How do you correct a uterine torsion?
Push forward on vagina and roll cow clockwise
What virus causes infectious pustular vulvovaginitis?
What is a clinical sign of herpesvirus/infectious pustular vulvovaginitis in cows?
White plaques on vagina
What are infectious causes of abortion in cattle?
Akbane, BVD, IBR, Brucella, Lepto
What vaccine treats Brucella abortus?
Which cause of abortion has been eradicated from the US and is therefore reportable?
What cause of abortion causes focal necrosis of fetal organs and rapid fetal death?
What cause of abortion causes fetal inflammation and placentitis?
What is the most common causative agent of endometritis in cattle?
Arcanobacter pyogens (also P. multocida, Pseudomonas, E. coli)
What is a clinical sign of endometritis in a cow?
Mucus and pus running from vulva