Fig. 3From: Spinocerebellar ataxia type 31 associated with REM sleep behavior disorder: a case reportThe anterior planar images (early and delayed) of 123I-MIBG cardiac scintigraphy in this case. Cardiac MIBG uptake and H/M ratio were reduced and washout rate was accelerated, compared to normal data. MIBG, meta-iodobenzylguanidineBack to article page