Lesiones tuberculoides y neumonía piogranulomatosa en un Chigüiro (Hydrocharis hydrochaeris)

corynebacterium kutscheri, a gram positive, and acid- alcohol resistant slightly curved bacillus, causes an infection in rodents called murine corynebacteriosis which was named at first as murine pseudotuberculosis due resembled the mouse tuberculosis, a clinical disease with abscesses pulmonary and caseous necrosis. the majority of infections in rodents are subclinical and only immunosuppressive effects reveals the clinical cases that are presented with nasal and ocular discharge, dyspnea, arthritis and skin abscesses forming 15 mm gray nodules. corynebacterias are considered zoonotic, and the man becomes infected through direct contact with sick animals, their organs or their products; among animals, the infection also is transmitted from one animal with an opened abscess to the other with abrasions as those produced during territorial disputes. this case report describes the presentation of pulmonary pyogranulomatous reaction.