下列疾病的典型疼痛特点是以上哪种? ["球部溃疡()胃溃疡()胃癌()A.疼痛→进餐疼痛,无间歇,无规律","B.进餐疼痛→缓解→进餐疼痛","C.疼痛→进餐缓解,空腹及夜间疼痛","D.进餐疼痛→呕吐","E.脂餐→夜间痛"]
宫颈靡烂(cervical erosion)
慢性宫颈炎(chronic cervicitis)
DU的游离穿孔多发生于()GU的游离穿孔多发生于() ["A.大弯","B.小弯","C.前壁","D.后壁","E.十二指肠乳头的近端"]
硫糖铝的主要不良反应()米索前列醇的不良反应()枸椽酸铋钾的不良反应() ["A.腹泻","B.便秘","C.舌苔发黑","D.延缓胃排空","E.肾功能损伤"]
黑便()呕血()心悸乏力等周身表现()