B4. Miscellaneous Feed associated diseases of horses

Question 1

Airway diseases?

Answer 1

RAO and astma; generally in 
•	Allergic condition to fungal spores commonly found in hay and bedding
•	Older, stabled horses
o	Coughing
o	Exercise intolerance
o	Laboured breathing
o	Nasal discharge
•	Disease that can only be controlled, not cured

Question 2

Nutrition rao and asthma?

Answer 2

•	Pasture without hay supplementation
•	Haylage (botulism)
•	Steamed hay
•	Pelleted or other processed or complete feed: alpine mash, hay cobs
•	Less effective
•	Soaked hay
•	E loss 5-10% (alfalfa has less resp allergens + vitmin c
Keeping

Question 3

Keeping rao asthma

Answer 3

• Feed the horse close to the ground
• River sand as bedding
• Clean stable, ventilated
• Keep the horse on pasture

Question 4

HYPP

Answer 4

Hyperkalaemic periodic paralysis (impressive disease)

Question 5

PSSM

Answer 5

Polysachrid storage myopathy

Question 6

Tying up

Answer 6

Rhabdomyolysis

Question 7

PPID

Answer 7

Equine cushing’s disease

Pituitary pars intermedia dysfunction