Eosinophilic granuloma lesions, horse

Eosinophilic granuloma lesions, horse

Horse with widespread nodular lesions, confirmed by biopsy to be eosinophilic granulomas. Note the characteristic multifocal round, elevated, firm, well-circumscribed papulonodular lesions, ranging in diameter from approximately 0.5 to 1 cm. The overlying skin and coat are grossly normal.

Courtesy of Dr. Karen Moriello.