Uncovered possible cause of ferret lymphoma, Read ,,,,Merck, Vet. Manual 8th edition page 1363, Aleutian Disease. Very close to the symptoms of lymphoma if not right on the money Mark & Peta, Max & Sam Bethke [log in to unmask] 8450 Canby Ave. Northridge N=R*.Fp.Ne.Fi.Fc.L CA 91325 3704 U.S.A. "Peace thru Deterrence" [Posted in FML issue 4531]