Abstract #0461

Reversal of Abnormal ADC Lags Reperfusion & Does Not Necessarily Represent Tissue Salvage

Hongyu An¹, Andria L. Ford², Katie D. Vo³, William J. Powers⁴, Jin-Moo Lee², Weili Lin¹

¹Radiology, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA; ²Neurology, Washington University in St. Louis, St. Louis, MO, USA; ³Radiology, Washington University in St. Louis, St. Louis, MO, USA; ⁴Neurology, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA

A temporal dissociation between ADC change and perfusion alterations, with ADC changes lagging behind reperfusion, was observed. Moreover, ADC recovery subsequent to reperfusion does not necessarily predict tissue salvage and it depends on whether and when reperfusion may occur.