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. Author manuscript; available in PMC: 2022 Aug 1.
Published in final edited form as: Top Magn Reson Imaging. 2021 Aug 1;30(4):197–204. doi: 10.1097/RMR.0000000000000277

Table 1:

Distinguishing abnormal perfusion states of the core and penumbra using perfusion imaging.

PERFUSION PARAMETER CORE* PENUMBRA
MTT or Tmax ↑ ↑
CBF ↓↓ ↓
CBV ↓↓ Normal/↑
*

Core infarct can also demonstrate so-called “luxury perfusion” in which infarcted tissue has normal perfusion imaging appearance.