顽固性口疮苏某，男，３３岁，１９８８年９月２０日初诊。患口腔溃疡反复发作５年。曾服用知柏地黄丸、维生素Ｂ２等治疗效果欠佳，仍反复发作，缠绵不断。刻诊：舌边、口颊有６个大小不等的溃疡点，溃疡面周围微红肿，表面有少许白色渗出物，伴面色萎黄，神疲，纳呆，口... Stubborn aphthous Sumou, male, 33 years old, first diagnosed on September 20, 1988. Suffering from recurrent oral ulcers for 5 years. Had taken Zhibai Dihuang Wan, vitamin B2 and other treatment effect is not good, still repeated attacks, lingering constantly. Carved diagnosis: There are 6 ulcers of different sizes on the edge of the tongue and mouth, slightly swollen around the ulcer surface, and there is a little white exudate on the surface, with chlorosis, fatigue, poor appetite, mouth...