Josh's New Coat

Update on Josh:

Josh arrived in April 2009, looking a little like a Lesser Virginia Yak. When I first saw a picture of him, I forwarded it to our vet with the note "I'm thinking Cushings." Her reply was something like "Yikes! I think your right."
Josh, April 11, 2009
When we ask our vet to evaluate or monitor a horse who has, or who is suspected of having, Cushings (more technically called Pituitary Pars Intermedia Dysfunction or PPID,) she takes a blood sample to measure the level of