Path V

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HLW
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151605
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Path V
Updated:
2012-05-02 22:38:18
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Path V
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  1. Atrophy of the endometrium can be a result of what? 4
    • Inactive ovaries
    • Pituitary problems
    • Old age
    • Seasonal
  2. What are some possible causes of endometrial hyperplasia in large animals? Small animals?
    • Large - Estrogen, estrogenic pastures, injections, mycotoxin contaminated feed
    • Small - Progesterone, ovarian tumors, injections, pseudopregnancy
  3. What uterine disease includes a large uterus with a thickened wall, uterine lumen with mucoid, milky, blood stained fluid, pyometra is common secondary lesion and is most common in the bitch?
    Cystic endometrial hyperplasia (CEH)/pyometra complex
  4. What uterine disease is only in the bitch, involves longer than normal persistence of placental sites, and grossly appears as ring-like uterine enlargements?
    Subinvolution of placental sites (SIPS)
  5. What is an exaggerated prolongation of the luteal phase in dogs?
    Pseudopregnancy (prolactin plays a role)
  6. What changes are looked for in a endometrial biopsy of the mare? 3
    • Artifactual changes
    • Stages of estrous cycle
    • Pathological changes
  7. Where are lymphomas most often seen in the cow in order of how often? 4
    • Lymph nodes
    • Abomasum
    • Uterus
    • Heart
  8. What is the predicted foaling rate for mares by uterine biopsy category?
    • I - 80-90%
    • II - 50-80%
    • III - 10-50%
    • IV - 10%
  9. What uterine neoplasm is seen in the bitch?
    Leiomyoma/leiomyosarcoma
  10. What uterine neoplasms are seen in the cow? 2
    • Adenocarcinoma/carcinoma
    • Lymphosarcoma
  11. What is a nonpatent connection of the Mullerian duct (cranial vagina) with urogenital sinus (caudal vagina)?
    Imperforate hymen
  12. What is the result of persistent mesonephric ducts (Gartner's ducts)?
    Formation of a single to multiple cysts or a tortuous tube in the lateral floor of the vagina b/t the cervix and urethral opening
  13. What are some common infectious agents of the vagina and/or vulva? 4
    • F. necrophorum
    • E. coli
    • Sreptococcus sp.
    • Staphylococcus sp.
  14. What is the infectious agent of Infectious pustular vulvovaginitis (IPV)?
    Bovine herpesvirus 1
  15. What is the infectious agent behind equine coital exanthema, which causes painful papules, vesicles, pustules and ulcers on the external genitalia of mares and stallions?
    Equine herpesvirus 3
  16. How many chromosomes do cells of transmissable venereal tumor have?
    59 chromosomes (compared to 78)
  17. What is the infectious agent behind fibropapilloma of the vulva and penis in cattle?
    Bovine paipillomavirus type 1
  18. What animals have diffuse placenta? 2
    • Horse
    • Pig
  19. What animals have a zonary placenta? 2
    • Dog
    • Cat
  20. What animals have a cotyledonary placenta? 3
    • Cow
    • Sheep
    • Goat
  21. What animals have an epitheliochorial placenta? 5
    • Horse
    • Cow
    • Sheep
    • Goat
    • Pig
  22. What animals have an endotheliochorial placenta? 2
    • Dog
    • Cat
  23. What animals have a hemochorial placenta? 6
    • Man
    • Primates
    • Mice
    • Rats
    • Guinea pigs
    • Rabbit
  24. What disorder, seen in ruminants, involves reduced numbers of caruncles due to endometrial damage and enlargement of remaining caruncles?
    Adventitial placentation
  25. What is accumulation of excess fluid in the amniotic sac (associated with facial malformation)?
    Hydraminos
  26. What is accumulation of excess fluid in the allantoic sac (due to defective placenta in mid to last trimester)?
    Hydrallantois
  27. In what animals are amniotic plaques often observed?
    Ruminants
  28. When can death of fetus occur resulting in mummification?
    After calcification of skeleton and development of skin
  29. When does fetal maceration usually occur?
    In the presence of lytic organisms (usually bacteria)
  30. When does embryonic death (resorption) usually occur?
    • Before 40 days in large animals
    • Before 20 days in small animals
  31. What is a disease of the neonate which presents clinically within one week of birth?
    Perinatal disease
  32. What is the result when a portion of the chorioallantois detaches from the endometrium?
    "Red bag" separation
  33. What happens when the placenta prematurely separates and turns brown and dehydrates?
    "Brown spot" separation

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