title: Pericardial tumor compared with pericardial effusion.
mesh_terms: D000293:Adolescent; D003937:Diagnosis, Differential; D005354:Fibrosarcoma / Q000175:diagnosis*; D006338:Heart Neoplasms / Q000175:diagnosis*; D006801:Humans; D008297:Male; D010490:Pericardial Effusion / Q000175:diagnosis*; D010496:Pericardium; D011877:Radionuclide Imaging; D013667:Technetium
chemical_list: D013667:Technetium