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急性闭角型青光眼特点

来源:华人健康网 | 发布时间:2010-09-14 09:40:54 | www.chinesejk.com

  急性闭角型青光眼特点:

  (1)瞳孔散大,虹膜堵塞房角,引起眼压升高,多在50mmHg以上。

  (2)发作时痛苦症状明显,视力急剧下降或丧失。

  (3)若治疗及时,部分可以早期治愈或缓解。

  急性闭角型青光眼发作前可以毫无症状,而大约30%的患者可能有先兆症状。先兆期(也称前驱期)实际就是急性小发作,症状比较轻缓。患者常在情绪激动、看电影、过老、忧虑、悲伤、惊恐、失眠或气候突变等情况下,在傍晚出现虹视、视物模糊、轻度眼痛或眼鼻根部或眼眶部酸痛等症状,经充分休息或睡眠后,一切症状自行消退。由于先兆期症状历时短暂,症状轻微,又能自行缓解,患者常常认识不到自己患有眼病,从而失去了早期诊断的机会。如果患者掌握先兆期的特征,及时去医院就诊,就能避免急性发作的痛苦,并能提高治疗效果。

(编辑:阳阳 )

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