A Case of Primary Pulmonary Hypertension associated with Carotid Sinus Hypersensitivity Kazuhiko Mitani 1 , Shingo Hori 2 , Tutomu Yoshikawa 1 , Soushin Inoue 1 , Sumihisa Abe 1 , Shunnosuke Handa 1 , Naoki Aikawa 2 , Satoshi Ogawa 1 1Cardiopulmonary Division, Department of Medicine School of Medicine, Keio University 2Department of Emergency Medicine, School of Medicine, Keio University Keyword: 原発性肺高血圧症 , 頸動脈洞過敏症 , 血管拡張薬 , primary pulmonary hypertension , carotid sinus hypersensitivity , vasodilator therapy pp.173-176
Published Date 1994/2/15
DOI https://doi.org/10.11477/mf.1404900817
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A case of primary pulmonary hypertension (PPH) associated with carotid sinus hypersensitivity is de-scribed. The patient, a 58-year-old Japanese man with a recent history of frequent episodes of syncope. After physical examination and cardiac cathetherization, he was diagnosed as having PPH. Carotid sinus massage was followed by a profound decrease in systolic blood pressure. A beneficial effect on pulmonary hypertension was attained with sublingual nifedipine and intravenous prostaglandin El. Thereafter, treatment was continued with nifedipine (20 mg/day p. o.) and limaprost (30 ug/ day p. o.).

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