1.男,18岁。拨牙后出血不止,血小板14万,出血时间正常,凝血时间正常(玻片法),束臂试验正常,凝血酶元时间正常,下一步应检查的项目是: A 凝血酶时间 B 纤维蛋白元测定 C白陶土部分凝血活酶时间测定 D 血块收缩试验 E 3P试验 [题解]答案:C 患者为轻微损伤后出血不止,考虑为出血性疾病,其原因:(1)血管壁异常;(2)血小板量或质的异常;(3)凝血机能 Male, 18 years old Bleeding after dialing more than 140,000 platelets, bleeding time is normal, normal clotting time (slide method), beam arm test is normal, normal prothrombin time, the next step should be checked items are: A thrombin time B fibrin yuan Determination of C kaolin partial thromboplastin time determination D clot contraction test E 3P test [Answer] Answer: C patients with bleeding more than mild injury, consider hemorrhagic disease, the reasons: (1) vascular wall abnormalities; (2) Platelet mass or quality abnormalities; (3) coagulation function