20patients(58.8%)presented 3 of 5 other principal features(exanthema,bulbar conjunctival injection,erythema,cracking of lips,erythema and lymph nodes edema);

• 初次诊断误诊10例(29.；4%25)；经静脉滴注丙种球蛋白和阿司匹林治疗；均获治愈或好转。