Fig. 4From: Assessment of cardiac amyloidosis with 99mTc-pyrophosphate (PYP) quantitative SPECTRepresentative images of 99mTc-PYP planar and quantitative SPECT. a Grade = 3 in Perugini visual scores with H/CL ratio = 2.10 and SUVmax = 10.64 g/ml in b. c Grade = 2 with H/CL ratio = 1.87 and SUVmax = 4.74 g/ml in d. e Grade = 1 with H/CL ratio = 1.39 and SUVmax = 1.90 g/ml in f. e Grade = 0 with H/CL ratio = 1.20 and SUVmax = 1.98 g/ml in hBack to article page