alpha toxin enteritis associated with pulmonary disease in a neotropical otter (, Olfers, 1818) under human care.

alpha toxin (CPA) is an important enterotoxemic pathogen linked to gastrointestinal disorders and previously associated with pulmonary disease in other mammals. A young female neotropical otter presented with lethargy, anorexia and steatorrhea, which developed within 24 hours. Veterinary care was provided under anesthesia, during which dehydration, intestinal hypermotility and pulmonary crackling sounds were identified.

Masticatory Myositis in a Guinea Pig (): A Case Report.

Masticatory myositis is an autoimmune neuromuscular disorder that affects the muscles of mastication. The affected individual has difficulties in opening or closing the mouth, pain, and swelling in the acute phase, and significant atrophy of the affected musculature in the chronic phase. A guinea pig () with a history of chronic hyporexia, recurrent cheek teeth overgrowth, and loss of facial silhouette, was suspected of having masticatory myositis.

Parasitism by Koch, 1844 (Acari: Ixodidae) associated with blefaritis on a red-footed tortoise () in Rio de Janeiro state - case report.

is a tick species commonly found on reptiles and amphibians. In Brazil, investigations of this ectoparasite have indicated its distribution across all Brazilian biomes, although it is concentrated in certain locations. In this context, the objective of the present study was to describe a case of parasitism by in a red-footed tortoise () in the state of Rio de Janeiro.