所谓难治的单疱实际指的是单疱的重症型。临床上病情严重、复发频繁、用普通的单疱疗法效果不佳。这样的病变多为基质型,常伴有大面积的角膜溃疡、葡萄膜炎、眼压偏高以及其他细菌或真菌的混合感染等。难治的单疤并非病变一开始就成为难治的,多可举出成为难治的理由,这里包括诊断是否正确、疗法是否恰当,有否用过皮质激素、病人是否按医嘱用药以及病人身体条件如何等,因此在诊疗时对每个病例都须仔细检查确定。疱疹净治疗树枝状角膜炎和它的扩大型地图状角膜溃疡是当今行之有效的方法,可 The so-called refractory single blister actually refers to the single blister severe type. Serious clinical condition, frequent recurrence, with ordinary blistering therapy ineffective. Such lesions are mostly matrix type, often accompanied by a large area of ​​corneal ulcers, uveitis, high intraocular pressure and other bacterial or fungal mixed infection. Difficult to treat the scar is not the beginning of the disease became refractory, and more can be cited as a cause of refractory, including the diagnosis is correct, the treatment is appropriate, whether the use of corticosteroids, the patient is prescribed by medication and the patient’s body How to wait for the condition, so every case during diagnosis and treatment must be carefully checked and confirmed. Herpes net treatment of dendritic keratitis and its enlarged map-like corneal ulcer is an effective method available today.