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. 2021 Jul 29;12:697348. doi: 10.3389/fneur.2021.697348

Table 3.

ICH distribution according to the Heidelberg Bleeding Classification.

BMM + EVT (n = 23) BMM (n = 107)
Heidelberg Bleeding Classification 1a 1 5
1b 2 5
1c 1 0
2 1 1
3 0 1
3a 0 1
3c 1 0

1, hemorrhagic transformation of infarcted brain tissue; 1a, HI1 scattered small petechiae, no mass effect; 1b, HI2 confluent petechiae, no mass effect; 1c, PH1 hematoma within infarcted tissue, occupying <30%, no substantive mass effect; 2, intracerebral hemorrhage within and beyond infarcted brain tissue; PH2, hematoma occupying 30% or more of the infarcted tissue, with obvious mass effect; 3, intracerebral hemorrhage outside the infarcted brain tissue or intracranial-extracerebral hemorrhage; 3a, parenchymal hematoma remote from infarcted brain tissue; 3b, intraventricular hemorrhage; 3c, subarachnoid hemorrhage; 3d, subdural hemorrhage; HI, hemorrhagic infarction; PH, parenchymatous hematoma. Only categories found in the study cohort are listed.