Article Text

Short Communication
Spinal osteolytic osteosarcoma in a pet rabbit
  1. A. T. A. Weiss, DVM, PhD1 and
  2. K. Müller, DrMedVet, DipECZM2
  1. Department of Veterinary Pathology, College of Veterinary Medicine, Freie Universität Berlin, Robert-von-Ostertag-Strasse 15, 14163 Berlin, Germany
  2. Small Animal Clinic, College of Veterinary Medicine, Freie Universität Berlin, Oertzenweg 19b, 14163 Berlin, Germany
  1. Correspondence to Dr Müller, e-mail: muellerkerstin{at}

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OSTEOLYTIC osteosarcoma has not been reported previously in rabbits. This short communication describes a case of a pet rabbit with osteolytic osteosarcoma of the spine.

A two-year-old castrated male pet rabbit was presented with a history of anogenital soiling for several weeks. The rabbit lived indoors, without contact with other rabbits, and was not vaccinated.

At the time of admission, the rabbit was alert but in poor body condition (body condition score 3/9, bodyweight 1.2 kg). Clinical examination revealed a urine-soiled anogenital region, including severe dermatitis, moderate ataxia of the pelvic limbs, a swelling of the dorsal sacral region, as well as pronounced atrophy of the pelvic limb muscles. During neurological examination, no abnormalities of the cranial nerves and the forelegs were evident, but reduced proprioception and a reduced flexor reflex of the pelvic limbs were obvious. The rabbit showed signs of discomfort and pain when the dorsal sacral region was palpated. A lesion of the lower motor neuron was suspected. Lateral and ventrodorsal radiographic views of …

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