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举一反三
【单选题】In 1967, in response to widespread public concern aroused by medical reports of asbestos(石棉绒) related deaths, NMRC organized a committee of enquiry to investigate the health threats ,associated with t...
A.
asbestos is damp
B.
dry asbestos is employed
C.
workers wear protective clothing
D.
workers use asbestos in the open air
【单选题】眼底见黄白色渗出，并有较少、易数的白色棉绒斑，眼底未见有新生血管。按目前我国使用的糖尿病视网膜病变分期标准属于（）
A.
Ⅰ期
B.
Ⅱ期
C.
Ⅲ期
D.
Ⅳ期
E.
Ⅴ期
【单选题】In 1967, in response to widespread public concern aroused by medical reports of asbestos(石棉绒) related deaths, NMRC organized a committee of enquiry to investigate the health threats ,associated with t...
A.
only when asbestos is used in building industry
B.
only when it is used in large quantities
C.
even if it is used in small quantities
D.
if they are used when wet rather than dry
【单选题】眼底见黄白色渗出，并有较少、易数的白色棉绒斑，眼底未见有新生血管。按目前我国使用的糖尿病视网膜病变分期标准属于（）
A.
Ⅰ期
B.
Ⅱ期
C.
Ⅲ期
D.
Ⅳ期
E.
Ⅴ期
【单选题】眼底见黄白色渗出，并有较少、易数的白色棉绒斑，眼底未见有新生血管。如果检查发现有大面积视网膜毛细血管无灌注区，则较合理的治疗是（）
A.
全视网膜光凝
B.
局限性视网膜光凝
C.
黄斑区格子状视网膜光凝
D.
药物治疗
E.
玻璃体切除术
【多选题】以下对视网膜棉绒斑（如图）描述正确的是（）
A.
表现为黄白色小点和斑块
B.
表现为视网膜内形态不一 . 边界不清的灰白色棉花或绒毛状斑块
C.
是由于毛细血管前小动脉阻塞后 . 神经纤维层的微小梗死，轴浆运输阻断而成
D.
是由于视网膜静脉阻塞所致
E.
血管重新开放后可以消退
【单选题】In 1967, in response to widespread public concern aroused by medical reports of asbestos(石棉绒) related deaths, NMRC organized a committee of enquiry to investigate the health threats ,associated with t...
A.
only when asbestos is used in building industry
B.
only when it is used in large quantities
C.
even if it is used in small quantities
D.
if they are used when wet rather than dry