1. Study on spatial and temporal distribution of recurrent intracerebral hemorrhage events.
2. Lobar index ICH and cerebral amyloid angiopathy associated with higher odds of adjacent ICH.
3. Median time to recurrence shorter for adjacent events.
4. Further research into pathophysiological mechanisms needed, including advanced neuroimaging studies.
5. Data collection from 2002 to 2021 involving a pooled analysis of individual cohort studies from various European hospitals.

Source: JAMA Neurology