Endomyocardial biopsy-proven light chain amyloidosis (AL) without echocardiographic features of infiltrative cardiomyopathy.
Amyloid cardiomyopathy may exist when echocardiography does not suggest infiltration. Clinicians should be alert for the presence of a monoclonal protein, nephrotic range proteinuria, or peripheral neuropathy in a patient with heart failure.
Gertz
M A
MA
Division of Hematology and Internal Medicine, Mayo Clinic and Mayo Foundation, Rochester, Minnesota 55905, USA.
Grogan
M
M
Kyle
R A
RA
Tajik
A J
AJ
D000368:Aged; D000686:Amyloidosis / Q000378:metabolism / Q000473:pathology*; D001706:Biopsy; D004452:Echocardiography; D005260:Female; D006333:Heart Failure / Q000000981:diagnostic imaging*; D006801:Humans; D007147:Immunoglobulin Light Chains / Q000032:analysis*; D008297:Male; D008875:Middle Aged; D009206:Myocardium / Q000473:pathology*; D012189:Retrospective Studies
D007147:Immunoglobulin Light Chains