疱疹样皮炎(DH)诊断标准的价值容易引起各种不同的意见。1974年Fry等讨论本病诊断标准后认为正常皮肤中有IgA存在是确立DH诊断的最可靠根据之一,他们认为组织学检查的价值是次要的。但这与作者们的研究结果不一致,因此对14例患者最重要的诊断标准结果进行了复习。临床表现:慢性皮疹,多形性。多发生于年轻的成人,可能很痒。损害常呈对称性,见于前臂、小腿、腰和臀部。典型的是在红斑的基础上小、尖 Herpetic dermatitis (DH) diagnostic criteria easily lead to a variety of different opinions. In 1974, Fry et al. Discussed the diagnostic criteria of this disease and concluded that the presence of IgA in normal skin is one of the most reliable bases for establishing DH diagnosis. They consider the value of histological examination to be secondary. However, inconsistent with the authors’ findings, the most important diagnostic criteria for 14 patients were reviewed. Clinical manifestations: chronic rash, pleomorphism. Occur in young adults, it may be itchy. Damage is often symmetrical, seen in the forearm, calf, waist and buttocks. The typical is based on the erythema small, sharp