• Title/Summary/Keyword: Langer arch

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One Case of Langer's Axillary Arch(Axillopectoral Muscle) (랑거씨 액와 아치 1예)

  • Yoo, Seung Woo;Lee, Joong Sub;Choi, Hyo Geun;Park, Bumjung
    • Korean Journal of Head & Neck Oncology
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    • v.30 no.2
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    • pp.68-70
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    • 2014
  • Langer's axillary arch(axillopectoral muscle) is a rare disease. It is a variant muscular structure of the axilla, which was described as Langer's muscle by Ramsay and Langer. It could evoke chronic ambiguous neck pain. Therefore, it should be considered, when the patient failed to find the origin of neck pain which do not react any treatment. If it were diagnosed, it can be easily managed. However, it is not well known to otorhinololaryngologitis. Here we reports the 53 years old female who developed pain on supraclavicular area as a result of an Langer's axillary arch.

Static and Dynamic Analysis for the Optimal Relation of Rise-Span-Girder Depth in Langer Arch Bridge (랭거아치교의 라이즈-경간-형고의 최적관계를 위한 정적 및 동적해석)

  • Hur, Eun Mi;Choi, Jee Hoon;Cho, Byoung Chil;Lee, Young Jae
    • Journal of Korean Society of Steel Construction
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    • v.14 no.2
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    • pp.319-327
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    • 2002
  • Development of high-strength and light-weight structural steel as well as advancement in steel structure analysis enable construction of long span steel arch bridge. In an economic viewpoint, however, the design values of long span steel arch bridge needs to be optimized to reduce construction cost and achieve proper levels of structural safety. This study investigated the girder depth and the rise-span ratio for optimum design values, as well as the spectral analysis for protection against earthquake. The relationship between rise-span ratio and girder depth was derived based on the parametric studies of the basic span lengths of 60, 70, 80, 90, and 100m using a commercial Cis SAP2000. The equation relating the two variables was derived using linear regression.

Variation of the Axillary Arch in Korean Cadaver (한국인 시신에서 랑거겨드랑활의 변이)

  • Jeong, Hyun-Seok;Jo, Seong-Woo;Lee, Jae-Ho
    • Anatomy & Biological Anthropology
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    • v.31 no.4
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    • pp.167-170
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    • 2018
  • Axillary arch is relatively common variation of muscle in the axilla. There were several attentions on axillary arch due to its anatomical and surgical importance. During educational dissection, a variant muscle was found in right arm of 68-year-old female cadaver. The variation of muscle originated from the lateral edge of the latissimus dorsi muscle as muscular form. And then, it crossed the axillary artery and median nerve as tendinous form. Finally it became wide as muscular form and inserted into the pectoralis major. We reported this variant muscle and discussed its clinical significances.