• Title/Summary/Keyword: segmental aplasia

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Computed Tomographic Findings of Segmental Caudal Vena Cava Aplasia in Two Dogs (개에서 컴퓨터단층촬영에 의해 진단된 후대정맥 분절 무형성증 2 례)

  • Lee, In;Choi, Soo-Young;Lee, Ki-Ja;Choi, Ho-Jung;Lee, Young-Won
    • Journal of Veterinary Clinics
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    • v.32 no.2
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    • pp.196-199
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    • 2015
  • A 7-year-old intact female dachshund (Dog 1) and a 17-year-old intact male Yorkshire terrier (Dog 2) were presented for evaluation of mammary gland tumor and a regular checkup, respectively. Incidentally, segmental caudal vena cava aplasia was detected on CT images in both dogs. Absent postrenal segment (Dog 1) or discontinuation of caudal vena cava (Dog 2) were detected, but prerenal segment of caudal vena cava was continued to the dilated azygos vein. Segmental CVC aplasia should be considered when an abdominal vascular anomaly was evaluated with CT angiography in dogs.

Segmental Aplasia of the Right Uterine Horn in a Primiparous Holstein Cow (홀스타인 초산우에서 우측 자궁각의 부분무형성 일례)

  • Kim, Ill-Hwa;Kang, Hyun-Gu;Hur, Tai-Young;Lee, Hae-Rim;Mo, In-Pil
    • Journal of Veterinary Clinics
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    • v.29 no.5
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    • pp.427-430
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    • 2012
  • An infertile, three-year-old primiparous cow was diagnosed preliminarily with pyometra by rectal palpation at 180 days postpartum. Ultrasonography showed that the cranial portion of the right uterine horn was distended with fluid, while the base portion of the horn was missing. A dense band of tissue connected the cranial portion of the uterine horn to the uterine body. However, the left uterine horn was normal. Gross postmortem analysis of the reproductive organs confirmed the ultrasonographic observations. Histopathological observations also showed that dark red-brown mucus filled the thin-walled right uterine horn, where neither caruncles nor uterine glands were observed. Finally, this primiparous Holstein cow was diagnosed with segmental aplasia of the right uterine horn.