title: Expanding intracerebral mass associated with hypocomplementemia.
mesh_terms: D001932:Brain Neoplasms / Q000150:complications*; D003165:Complement System Proteins / Q000032:analysis*; D006325:Heart Atria; D006338:Heart Neoplasms / Q000556:secondary; D006801:Humans; D008297:Male; D008875:Middle Aged; D009232:Myxoma / Q000556:secondary
chemical_list: D003165:Complement System Proteins