烟雾症 Traditional 煙霧症 yān wù zhèng 🔊 moyamoya disease (rare brain disease… + Review this word Meanings yān wù zhèng 煙霧症 moyamoya disease (rare brain disease first diagnosed in Japan) Its characters 烟yāncigarette or pipe tobaccoHSK 4雾wùfogHSK 5症zhèngdisease