陪拉格病近年来发病率已大大降低,我院自1981年至今仅见3例,曾先后被误诊,至发病2～3年来未得到正确诊断。例1 女,19岁。患者长期服用单一玉米面食物,主因头皮、四肢麻木3年,两手背紫红斑、粗糙、脱屑1周,昏迷2天入院。自发病以来,舌、口腔糜烂、流涎,无腹泻。曾诊为“日光皮炎”、 In recent years, the incidence of Ragger disease has greatly reduced our hospital since 1981, only 3 cases have been misdiagnosed, to the onset of 2 to 3 years have not been correctly diagnosed. Example 1 Female, 19 years old. Long-term use of patients with a single corn noodles, mainly due to the scalp, limb numbness for 3 years, both hands back purple stains, rough, scaling 1 week, coma 2 days admission. Since onset, the tongue, oral erosion, salivation, no diarrhea. Have been diagnosed as “sun dermatitis”