“…Although WSN is prone to recurrence, it is generally considered benign and therefore does not require special treatment for asymptomatic patients. At present, the overall performance of various treatments is not good although some studies have reported certain clinical efficacy after pharmacological treatment with vincristine, chlorhexidine, penicillin, tetracycline, azithromycin, clotrimazole lotion, or local surgical excision ( Table 3 ) [ 1 , 2 , 11 , 14 , 20 , 21 , 23 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 , 41 ]. However, most of them showed signs of recurrence.…”