oligemia

Patchy consolidation,ground glass opacity,wedge-shaped shadow,"mosaic oligemia" etc can be seen on plain CT.

15例平扫显示片状实变影、磨玻璃影、楔型影、“马赛克”征。

Mosaic attenuation pattern is a more inclusive term than the original terms mosaic oligemia and perfusion .

语较原先的语—— 马赛克量减少和灌注（mosaic oligemia and perfusion）包含更广。