title: In- 111-labeled leukocyte imaging: false-positive study due to acute gastrointestinal bleeding.
abstract: A case is reported in which In- 111-labeled leukocytes accumulated in the left colon on a 24-hr delayed image. This was found to be secondary to an upper gastrointestinal bleed in progress at the time of injection of the radiolabeled leukocytes.
mesh_terms: D000368:Aged; D005189:False Positive Reactions; D006471:Gastrointestinal Hemorrhage / Q000150:complications*; D006801:Humans; D007204:Indium; D007239:Infections / Q000000981:diagnostic imaging*; D007962:Leukocytes; D008297:Male; D011868:Radioisotopes; D011877:Radionuclide Imaging
chemical_list: D011868:Radioisotopes; D007204:Indium