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. 2020 Dec 3;132(23):742–761. doi: 10.1007/s00508-020-01781-z

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© The Author(s) 2020

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Fig. 4 — Whole-body scintigraphy using ^99mTc-labeled hydroxymethyl diphosphonate. a Healthy individual without any cardiac tracer uptake (Perugini grade 0). b Patient with cardiac light-chain amyloidosis (AL amyloidosis) and minor cardiac uptake (Perugini grade 1). c Patient with cardiac transthyretin amyloidosis (ATTR amyloidosis) and pronounced tracer uptake in the myocardium as well as attenuated osseous uptake (Perugini grade 2). d Patient with pronounced tracer uptake in the myocardium but only minor osseous uptake (Perugini grade 3)