Cardiac iodine-123-metaiodobenzylguanidine scintigraphy may be useful to identify pathologic from physiologic sinus bradycardia.
Akihiro SunagaMasaharu MasudaMasashi FujitaOsamu IidaTakashi KandaYasuhiro MatsudaTakakazu MorozumiToshiaki ManoMasaaki UematsuPublished in: Pacing and clinical electrophysiology : PACE (2017)
Excessive sympathetic tone detected by 123 I-MIBG may serve as an adjunct to determine the indication for a pacemaker implantation in sinus bradycardia.