By Lyssa
Date 13.01.06 20:59 UTC
Anal glands, fleas, worms are the usual but he has been checked for those. Does he perhaps have anything caught in his tail it may be very small and pricking him, small seeds, thorns, twiglets can easily get attached to hairs, get a magnifying glass down there and see if you can find anything. Otherwise a second opinion back to the vets, something is obviously bothering him there.