beyond herpes

Question 1

(LEPTOSPIROSIS) - ZOONOTIC

1. most common type in horse?
2. emerging as important cause of what?
3. reservoir?
4. major Cx?

foals?

5. common dx?
6. tx?
7. how contagious?

Answer 1

1. L. Bratislava
2. abortion
3. wildlife
4. uveitis (moon blindness/periodic opthalmia), renal/liver dz rare

bunch of stuff - usually die

5. serology (single high or paired titers)
6. penicillin (anti-inflam/cyclosporine if uveitis)
7. not very - standard control stuff…

Question 2

(anthrax - bacillus anthracis) - carcass and body fluids extremely dangerous to people

1. reportable? zoonotic?
2. peak when?
3. What are the three forms + Cx?
4. Dx?
5. tx?

Answer 2

1. yep, yep
2. summer (assoc w/ flooding) - soil reservoir
3. cutaneous
   inhalation: hemorrhagic mediastinits -> rapidly fatal
   ingestion: high mortality, bleed from orifices, seizures
4. sudden death w/ bleeding from orificies (look for organism on slide)
5. usually doesn’t work - can try penicllin

Question 3

(brucellosis - “fistulous withers & “poll evil”)

1. B. abortus - reportable? zoonotic?
2. fistulous withers = ?
3. poll evil = ?
4. tx?
5. prevention?

Answer 3

1. yes and yes
2. supraspinatous bursitis - swelling/draining lesions - hard to resolve
3. atlantal bursitis - similar but on back of head
4. abx, debride local lesions
5. control co-mingling with cattle (plus other normal stuff)

Question 4

(vesicular stomatitis)

1. why reportable?
2. vector?
3. Cx?
4. tx?
5. control?
6. is there a vx?

Answer 4

1. looks like FMD
2. culicoides
3. fever, vesicles (rupture -> ulcers) in oral cavity, coronary band, and teats, rarely slough hoof
4. symptomatic
5. moist valley environments, aerosol/direct contact, STRICT ISOLATION/QUARANTINE
6. not yet