Stroke 2010; 41:2505–2511. Reversible cerebral vasoconstriction syndrome is supposedly due to a transient disturbance in the control Reversible cerebral vasoconstriction syndrome (RCVS) is a clinical and radiologic syndrome whose primary features include the hyperacute onset of severe headache and segmental vasoconstriction of cerebral arteries that resolves by 3 months. The clinical and radiological spectrum of reversible cerebral vasoconstriction syndrome. Reversible cerebral vasoconstriction syndrome (RCVS, sometimes called Call-Fleming syndrome) is a disease characterized by a weeks-long course of thunderclap headaches, sometimes focal neurologic signs, and occasionally seizures. Hemorrhagic manifestations of reversible cerebral vasoconstriction syndrome: frequency, features, and risk factors. Brain 2007;130:3091–3101. reversible cerebral vasoconstriction syndrome. Symptoms are thought to arise from transient abnormalities in the blood vessels of the brain. 1, 2 The common finding is diffuse segmental cerebral vasoconstriction of the intracranial ICAs, basilar artery, and major arteries of the circle of Willis that is spontaneously … Most patients recover completely, but up to 10% have a permanent neurological disability and some even die. subarachnoid hemorrhage. This increasingly recognised syndrome is characterised by severe headaches, with or without other symptoms, and segmental constriction of cerebral arteries that resolves within 3 months. Reversible cerebral vasoconstriction syndrome (RCVS) is a clinical-radiological syndrome characterised by severe thunderclap headaches with or without other neurological symptoms and multifocal constriction of cerebral arteries that usually resolves spontaneously within 3 months. reversible cerebral vasoconstriction syndrome. Reversible cerebral vasoconstriction syndrome (RCVS) is characterised by severe headaches, with or without other acute neurological symptoms, and diffuse segmental constriction of cerebral arteries that resolves spontaneously within 3 months. Ducros A et al. Ducros A et al. A prospective series of 67 patients. Reversible cerebral vasoconstriction syndrome is a clinical-radiologic syndrome characterized by severe headaches with or without additional neurologic symptoms, and multifocal constriction of cerebral arteries, which resolves spontaneously in 1–3 months (Headache Classification Subcommittee of the International Headache Society, 2004; Calabrese et al., 2007). SAH. RCVS is a rare syndrome characterized by sudden-onset thunderclap headache and focal neurologic deficits, most commonly in women 20–50 years of age.

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