A Case Report: Diagnostic Imaging of a Chondrosarcoma of the Rib in a Dog

개에서 늑골 연골육종에 대한 영상학적 진단증례

  • Jeong Yu-cheol (College of Veterinary Medicine, Seoul National University) ;
  • Lim Chang-yun (College of Veterinary Medicine, Seoul National University) ;
  • Oh Sun-kyung (College of Veterinary Medicine, Seoul National University) ;
  • Jung Joo-hyun (College of Veterinary Medicine, Seoul National University) ;
  • Lee Chang-woo (College of Veterinary Medicine, Seoul National University) ;
  • Yoon Jung-hee (College of Veterinary Medicine, Seoul National University) ;
  • Choi Min-cheol (College of Veterinary Medicine, Seoul National University)
  • Published : 2005.12.01

Abstract

An 11-year-old female, Golden retriever dog with a history of solid mass on the chest wall was referred to Veterinary Medical Teaching Hospital, Seoul National University. The mass was firm on palpation. A soft tissue opacity mass with calcified foci around the right 7th rib and extrapleural patterns around the right 5th rib and 7th rib was shown on thoracic radiographs. The mass of the 7th rib has a mixed-echo pattern with a strong acoustic shadowing and internal vascular signals on ultrasonography. On CT scan, the mass showed contrast enhancement effect, expansive pattern of intrathoracic and extrathoracic legion around costochondral junction. The 7th rib appeared mildly lytic. The mass of the 5th rib had a soft tissue swelling without bone lysis. The mass was diagnosed as a sarcoma by fine needle biopsy. Therefore, the mass was surgically removed. Subsequent histopathological study found the mass was chondrosarcoma.

Keywords

References

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