A.高鐵血紅蛋白血癥 B.硫化血紅蛋白血癥 C.肺性紫紺 D.心性紫紺 E.混合性紫紺
A.50g/LB.40g/LC.30g/LD.20g/LE.10g/L
A.喉炎B.左心功能不全C.右心功能不全D.呼吸中樞功能障礙E.情緒激動