| 中文名稱 | 馬匹鼻淚管的先天性閉鎖或發育異常 |
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| 英文名稱 | Congenital atresia or dysplasia of the nasolacrimal duct in horses |
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| 建立日期 | 2007/11/01 |
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| 更新日期 | 2007/11/01 |
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| 中文描述 | 閉鎖通常是在遠端開口處;近端閉鎖也是會發生.在擴張的遠端盲管壓力也許會導致眼淚的漲滿.在馬觀察這現象有時會延遲發生,直到他們好幾個月大為止才發生.使用插入導管和照X光的方法診斷.時常是雙側性的. |
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| 英文描述 | Atresia is usually at the distal orifice; proximal atresia also said to occur. Pressure on the distended distal blind duct might cause overflow of tears. The observation of signs in horses is sometimes delayed in horses until they are several months old. Catheterization and radiography are used for diagnosis. Often bilateral. |
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