To the Editor We read with interest the article by Boulouis et al1 describing that the absence, not the presence, of cerebral microbleeds (CMBs) was associated with larger spontaneous intracerebral hemorrhage (ICH) in both ICH types and with hemorrhage expansion in the lobar ICH group. This result is different from previous studies that found that the presence of more CMBs was associated with higher ICH volumes. This discrepancy may be because of some of the following aspects.
Xia Z, Cheng Q, Li J. A New Sign of Intracerebral Hematoma Expansion. JAMA Neurol. 2017;74(5):608–609. doi:10.1001/jamaneurol.2017.0070
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