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January 2021

Chetaah (Acinonyx jubatus): squamous cell carcinoma

Animal: Female captive bred cheetah (Acinonyx jubatus), 14 years, female

Organ: Oesophagus

History: The captive-bred cheetah lost weight and became progressively anorectic displaying a poor body condition with ruffled fur. The animal died and was submitted to necropsy.

Gross findings: The distal aspect of the thoracic oesophagus was dilated and showed increased thickness of the wall with an approx. 30 x 18 mm ulceration of the mucosa.

Histopathological findings: Focal irregular masses and cords of not well differentiated squamous epithelial cells, some containing intracytoplasmatic eosinophilic keratin material. Few mitosis. HE stain.

Diagnosis: Cheetah, oesophagus, squamous cell carcinoma

Necropsy performed by:  Elisa Maio, Department of Pathology, Central Veterinary Research Laboratory (CVRL), Dubai, United Arab Emirates (UAE)

Photo by: Joerg Kinne, Head of Pathology Department, CVRL

Authors: Elisa Maio (CVRL), Alan Stephenson (Sheikh Butti Maktoum`s Wildlife Centre, Dubai, UAE), Joerg Kinne (CVRL)