眼睑泪器病专题知识讲座
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Infrequently acute dacryocystitis
Epiphora and matting
新生儿泪囊炎
眼睑泪器病专题知识讲座
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After application of a topical anesthetic, the probe is carefully introduced into the lower lacrimal system.The puncta are dilated and then the valve of Hasner is opened (a and b).In infants six months or older, the procedure is bestperformed under short-acting general anesthesia.
Tend to become more pigmented at puberty
Elevated
皮内痣
May be non-pigmented
No malignant potential
Flat, well-circumscribed
Low malignant potential
交界痣
Has both intradermal and junctional components
混合痣
Pigmented
眼睑泪器病专题知识讲座
第16页
黄色瘤
眼睑泪器病专题知识讲座
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二.恶性肿瘤1.基底细胞癌 最常见
眼睑泪器病专题知识讲座
第18页
各部位基底细胞癌发病率
Lower lid - 70%
泪道探通术