obtained via diagnostic tool Cerebral Collateral Flow The description doesn't actually describe the term. Needs revision. Perhaps: Blood flow through cerebral collateral circulation, a subsidiary vascular network which is dynamically recruited after arterial occlusion and which may provide residual blood flow to ischemic areas. Suggest inclusion into CMO, below "circulation measurement". Cerebral collateral circulation in experimental ischemic stroke. Elisa Cuccione, Giada Padovano, Alessandro Versace, Carlo Ferrarese, Simone Beretta. Exp Transl Stroke Med. 2016; 8: 2. Published online 2016 Mar 1. doi: 10.1186/s13231-016-0015-0 PMCID: PMC4772465 None Cerebral Collateral Circulation Cerebral collateral circulation is a subsidiary vascular network which is dynamically recruited after arterial occlusion and may provide residual blood flow to ischemic areas. Cerebrovascular Hemodynamics Transcranial Doppler Ultrasonography