Psittacine proventricular dilatation syndrome, gross lesions, macaw
Psittacine proventricular dilatation syndrome, gross lesions, macaw
Psittacine proventricular dilatation syndrome, gross lesions, macaw

    Psittacine proventricular dilatation disease, gross lesions, in a blue and gold macaw. Note the enlarged size of the graying proventriculus and ventriculus. Normally, the proventriculus would not be larger than the liver.

Courtesy of Dr. Louise Bauck.