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

15例平扫显示变影、磨玻璃影、楔型影、“”征等。

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

该术语较原先的术语—— 血量减少和灌注（mosaic oligemia and perfusion）包含更广泛。