title: [Sick sinus syndrome in malignant lymphoma involving the heart].
mesh_terms: D006325:Heart Atria; D006338:Heart Neoplasms / Q000150:complications* / Q000473:pathology; D006801:Humans; D008223:Lymphoma / Q000150:complications* / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009361:Neoplasm Invasiveness; D012804:Sick Sinus Syndrome / Q000209:etiology*