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Invasion of fat into the brain case in a cat
  1. D. Szabo, DVM, MRCVS1,
  2. T. C. Saveraid, DVM, DACVR2,
  3. K. Marioni-Henry, DVM, PhD, DipACVIM(Neurology), DipECVN, MRCVS1,
  4. M. A. Bush, MA, VetMB, CertSAS, MRCVS1 and
  5. S. Rodenas, DVM, DipECVN, MRCVS1
  1. 1 Southern Counties Veterinary Specialists, 6 Forest Corner Farm, Hangersley, Ringwood, Hampshire BH24 3JW
  2. 2 VetRadiologist, 1776 Wellesley Avenue, St Paul, MN 55105, USA

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FAT in the brain case has occasionally been reported in the human literature and is usually secondary to intracranial fat-containing tumours or iatrogenically caused by free fat grafts placed into skull defects following craniotomy (Tokiguchi and others 1988, Reece and others 1989, Hwang and Jackler 1996, Horsburgh 2009), it can also represent normal tissue in the cavernous sinus (Tokiguchi and others 1986). This short communication reports on the case of a six-month-old, entire, male domestic shorthair cat with fat in the cranial cavity.

The cat was presented to Southern Counties Veterinary Specialists (SCVS) for emergency evaluation following a road traffic accident. Radiographs obtained by the referring veterinarian revealed a separation of the mandibular symphysis, fractured nasal bones and a sagittal split of the left maxilla. On presentation at SCVS, physical examination revealed a prolonged capillary refill time (>2 seconds), expiratory dyspnoea, weak femoral pulses and hypothermia (35.6°C). Neurological examination revealed a stuporous mental status and non-ambulatory tetraparesis. Nasal septum sensation and menace responses were absent bilaterally, there was bilateral …

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