title: Editorial comment--Challenging the concept of a dynamic penumbra in acute ischemic stroke.
mesh_terms: D000208:Acute Disease; D001921:Brain / Q000098:blood supply; D002545:Brain Ischemia / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology*; D002560:Cerebrovascular Circulation; D018450:Disease Progression; D006801:Humans; D011237:Predictive Value of Tests; D012107:Research Design; D020521:Stroke / Q000150:complications / Q000175:diagnosis* / Q000503:physiopathology*