Large Animal Reproduction

Question 1

What is the main cause of balanoposthitis?

Answer 1

Herpesvirus

• EHV3- horse
• BHV1- bull

Question 2

What are the different types of ovarian cysts?

Answer 2

Follicular cysts
Luteal cysts
Cystic corpus luteum

Question 3

What is a follicular cyst?

Answer 3

Failure of a mature follicle to ovulate. Persistence >10d w/out functional CL.
Wall

Question 4

What clinical signs are seen with a follicular cyst and how is it treated?

Answer 4

Frequent, intermittent bulling.

GnH

Question 5

What is a luteal cyst?

Answer 5

Anovulation w/ luteinisation of theca. Delayed/ insufficient LH peak.
Wall >3mm. Produces progesterone.

Question 6

What clinical signs are seen with a luteal cyst and how is it treated?

Answer 6

Anoestrus

PGF2a

Question 7

What are cystic CL?

Answer 7

Occur w/ normal ovulation. Have ovulation papilla on surface

Question 8

What is endometritis cf metritis?

Answer 8

Metritis occurs w/in a couple of days of parturition, involves all layers of the uterus, systemic illness, purulent fetid fluid in uterine lumen
Endometritis- occurs later, only inner supf layer (endometrium), white mucous, not sick.

Question 9

What are the risk factors for metritis and endometritis?

Answer 9

Metritis- dystocia, twins, ketosis, milk fever

Endometritis- metritis, NEB