title: Hypertrophied moderator band in atrial septal defect.
abstract: A case of hypertrophied "moderator band" due to atrial septal defect is demonstrated on a resting thallium myocardial scan and a gated blood pool scan.
mesh_terms: D006332:Cardiomegaly / Q000000981:diagnostic imaging*; D006344:Heart Septal Defects, Atrial / Q000000981:diagnostic imaging*; D006352:Heart Ventricles / Q000000981:diagnostic imaging; D006801:Humans; D008297:Male; D008875:Middle Aged; D011868:Radioisotopes; D011877:Radionuclide Imaging; D013793:Thallium
chemical_list: D011868:Radioisotopes; D013793:Thallium