Merck Manual

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Mycobacteriosis, goldfish
granulomatous-lesions-goldfish-exlfh44-francis-floyd-sized
Mycobacteriosis, goldfish

    Post-mortem photograph of granulomatous lesions typical of mycobacteriosis in a fancy goldfish. Note the numerous, small, white-to-tan nodules, caused by the severe inflammatory response to infection, affecting the internal organs.

Courtesy of Dr. Ruth Francis-Floyd.