Fig. 2From: A case report of reversible cerebral vasoconstriction syndrome with thunderclap headache significantly exacerbated in the supine position and alleviated in the standing positionBrain magnetic resonance imaging on the day 3. A: Diffusion-weighted image. B: Fluid-attenuated Inversion recovery. C: T2 star-weighted image. There were no abnormalities in the brain parenchyma, or thrombosed vein signBack to article page