label: reversible cerebral vasoconstriction syndrome
label_lc: reversible cerebral vasoconstriction syndrome
description: "Reversible cerebral vasoconstriction syndrome (RCVS) is an infrequent cerebrovascular disorder characterized by severe headaches with or without focal neurological deficits or seizures, and a reversible segmental and multifocal vasoconstriction of cerebral arteries."