Head MR imaging findings obtained at the age of 60 years.
(A) T2-weighted imaging revealed 2 cysts with clear boundaries and extensive leukoencephalopathy. (B) Susceptibility-weighted imaging revealed numerous bleeds of various size. (C) Diffusion-weighted imaging revealed several high-signal regions. (D) MR angiography of the intracranial arteries revealed wall irregularities and stoppage, particularly on the right side.
Abbreviations: MR, magnetic resonance; R, right side.