한국고라니의 불완전한 상완머리동맥

Incomplete Brachiocephalic Trunk in a Korean Water Deer

  • 안동춘 (전북대학교 수의과대학, 인수공통전염병연구소) ;
  • 태현진 (전북대학교 수의과대학, 인수공통전염병연구소) ;
  • 박병용 (전북대학교 수의과대학, 인수공통전염병연구소) ;
  • 심정하 (예수대학교 간호학부) ;
  • 김종택 (강원대학교 수의과대학) ;
  • 김인식 (전북대학교 수의과대학, 인수공통전염병연구소)
  • Ahn, Dong-Choon (Korean Zoonoses Research Institute and College of Veterinary Medicine, Chonbuk National University) ;
  • Tae, Hyun-Jin (Korean Zoonoses Research Institute and College of Veterinary Medicine, Chonbuk National University) ;
  • Park, Byung-Yong (Korean Zoonoses Research Institute and College of Veterinary Medicine, Chonbuk National University) ;
  • Sim, Jeoung-Ha (Department of Nursing, Jesus University) ;
  • Kim, Jong-Taek (College of Veterinary Medicine, Kangwon National University) ;
  • Kim, In-Shik (Korean Zoonoses Research Institute and College of Veterinary Medicine, Chonbuk National University)
  • 심사 : 2011.08.22
  • 발행 : 2011.10.31

초록

새김질동물류의 상완머리동맥은 대동맥활에서 분지하는 유일한 동맥으로 왼빗장밑동맥, 양목동맥 또는 왼 오른온목동맥, 오른빗장밑동맥을 분지한다. 이런 분지 양상은 발생초기에 왼온목동맥과 왼빗장밑동맥이 심장 내림현상에 따라 차례로 앞쪽으로 이동하여 일명 무명동맥과 합류함으로써 생긴다. 본 증례의 약 31개월령 한국고라니 암컷에서는 상완머리동맥과 왼빗장밑동맥이 합쳐져 외형상 하나의 혈관을 이루고 있었으나 두 동맥의 중간막 안쪽층이 남아 있었으며, 이에 따라 불완전한 상완머리동맥으로 남아 있었음을 볼 수 있었다. 이러한 기형은 왼빗장밑동맥이 정상적으로 이동 하였으나 합쳐지는 과정이 불완전하게 된 경우라고 볼 수 있으며, 한국고라니에서 처음 보고하는 바이다.

The brachiocephalic trunk (Bct) branches from the aortic arch (Aa) and consists, in ruminants, of the common trunk of the left subclavian artery (LSb), the bicarotid artery (Bc) or left and right common carotid artery (LCc and RCc), and the right subclavian artery (RSb). This pattern differs from the primitive mammalian Aa pattern due to the fact that the analogs of the LCc and LSb migrate cranially and merge with the common trunk of the RCc and RSb in the embryonic stage. A Bct having a septal remnant that consisted of the tunica media was observed in a female Korean water deer (Hydropotes inermis argyropus), which was deemed to have resulted from an incomplete merging of the vessel walls between a carnivoran-type Bct and an incomplete LSb. This is the first report of an abnormal Bct in a Korean water deer.

키워드

참고문헌

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