====== Recurrence ====== Disease recurrence, also called relapse. A purely radiological diagnosis of [[recurrence]] or [[progression]] can be hampered by flaws induced by [[pseudoprogression]], [[pseudoresponse]], or [[radionecrosis]]. see [[Aneurysm recurrence]]. see [[Chronic subdural hematoma recurrence]]. see [[Glioblastoma recurrence]]. see [[Intracerebral hemorrhage recurrence]]. see [[Meningioma recurrence]]. see [[Recurrent disc herniation]]. see [[Recurrent seizure]]. see [[Tumor recurrence]]