title: Mediastinal carcinoma invading the left inferior pulmonary vein and presenting as refractory atrial arrhythmia.
mesh_terms: D000368:Aged; D001145:Arrhythmias, Cardiac / Q000175:diagnosis*; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D003937:Diagnosis, Differential; D006325:Heart Atria; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000473:pathology*; D009361:Neoplasm Invasiveness; D016609:Neoplasms, Second Primary / Q000473:pathology; D011667:Pulmonary Veins / Q000473:pathology*