原发性高血压心脏并发症中首先出现的是()
A.冠心病
B.脑梗死
C.心绞痛
D.左心室肥厚
E.心功能不全
参考答案:D
Having two eyes, instead of one, is particularly useful for ______.
A.seeing at night
B.seeing objects far away
C.looking over a wide area
D.judging distances
子宫内膜癌行MIU检查时,T1WI肿瘤部出现高信号提示()
A.肿瘤内钙化
B.肿瘤液化、坏死
C.肿瘤内出血
D.肿瘤纤维化
E.肿瘤囊变