Reversible cerebral vasoconstriction syndrome is characterized by severe headache with reversible segmental constriction of the cerebral arteries. Introduction. Severe cerebral vasoconstriction is a rare, but important complication.1 This report describes the presentation, workup and management of a woman with acute neurologic injury resulting from excess use of calcium supplements. The pathophysiology of the neurologic manifestations of hypercalcemia remains poorly understood. We present details on a patient with reversible cerebral vasoconstriction syndrome who initially visited an ophthalmologist because of visual symptoms. Because this usually occurs after a bleed in the … The symptoms of vasospasm depend on where in the body it occurs. Her clinical course and neuroimaging findings were consistent with reversible cerebral vasoconstriction syndrome. Figure Radiologic Findings Supporting Reversible Cerebral Vasoconstriction Syndrome Secondary to Pheochromocytoma as the Etiology of a Thunderclap Headache in a Patient with Neurofibromatosis-1 (A) Contrast-enhanced CT angiogram performed at presentation to evaluate thunderclap headache shows abnormal irregular narrowing (arrowheads) of multiple segments of the … She was treated with a calcium-channel blocker and magnesium, and there was resolution of her symptoms and cerebrovascular changes. Background. ental vasoconstriction of cerebral arteries in multiple vascular distributions. Cerebral vasoconstriction syndrome (703218000) Definition. 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. Reversible cerebral vasoconstriction syndrome is characterized by severe headache with reversible segmental constriction of the cerebral arteries. 1 Reversible cerebral vasoconstriction syndrome typically manifests with acute‐onset, recursive, severe headache that continues for a month; it rarely manifests as seizures. Reversible cerebral vasoconstriction syndrome (RCVS) is not an uncommon clinical condition. This phenomenon appears paradoxical in view of the well-known decrease of systemic vascular resistances taking places during VVS. A 34-year-old Japanese woman complained of sustained headache and insomnia starting … We present details on a patient with reversible cerebral vasoconstriction syndrome who initially visited an ophthalmologist because of visual symptoms. This is a group of conditions characterized by sudden, severe obstruction of blood flow to parts of the brain as a result of pronounced vasoconstriction. [from SNOMEDCT_US] Recent clinical studies. Another potential threat that may occur in the presence of pathologic vasoconstriction is what medical professionals call reversible cerebral vasoconstriction syndrome. Etiology. INTRODUCTION — Reversible cerebral vasoconstriction syndrome (RCVS) represents a group of conditions that show reversible multifocal narrowing of the cerebral arteries with clinical manifestations that typically include thunderclap headache and sometimes include neurologic deficits related to brain edema, stroke, or seizure. Cerebral artery vasospasm. Background Cerebral vasoconstriction has been described previously in vasovagal syncope (VVS). The clinical outcome is usually benign, although major … Characterised by severe headaches, with or without other acute neurological symptoms and diffuse segmental constriction of cerebral arteries. 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