What is Equine Cushing's disease? 
Cushing's disease is a degenerative disease of the brain stem. The hormonal consequences of this are mainly the overproduction of cortisone from the adrenal gland. Although this is the common consequence in most cases, it is by no means the only change that occurs. The main target organ for the condition is the pituitary gland. The gland becomes very active and can enlarge significantly - this is sometimes viewed as a tumour. The hormones produced by the over...

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