OBJECTIVES: I. Determine the safety of indium In 111 monoclonal antibody Hu3S193 (In 111 MOAB Hu3S193) given intraperitoneally OR intravenously in patients with ovarian carcinoma. II. Compare the localization of In 111 MOAB Hu3S193 in ovarian cancer tissue after intraperitoneal vs intravenous injection. III. Compare the biodistribution and pharmacokinetics of this drug when administered intraperitoneally vs intravenously in these patients. IV. Determine the antibody response in these patients to this drug.