患者,女,35岁。发热、咽痛1天。查体:扁桃体Ⅱ度肿大,有脓点。实验室检查:血清ASO300IU/ml,10天后血清ASO1200IU/ml。诊断:急性化脓性扁桃体炎。 最可能感染的病原菌()
A. 真菌感染
B. 伤寒杆菌感染
C. A群β溶血性链球菌
D. 葡萄球菌感染
E. 结核分枝杆菌感染
查看答案
Low compression results from ().
A. a worn cylinder
B. broken piston rings
C. either A or B
D. none of the above
The Certificate of pratique shall only have effect in ().
A. all ports of the issuing country
B. all ports of the world
C. all ports other than a issuing country
D. all ports of ship's arriva