A.>400-800ug B.600ug C.>800-1200ug D.1200ug
A.200-400ug B.>400-800ug C.1000ug D.600ug
A.白天癥狀無(wú)(<=2次/周);無(wú)活動(dòng)受限 B.無(wú)夜間癥狀/憋醒;無(wú)需要急救治療/緩解藥物治療(<=2次/周) C.肺功能(PEF或FEV1)正常 D.無(wú)哮喘加重