FEASIBILITY OF MECKEL SCAN AFTER RBC GASTROINTESTINAL-BLEEDING STUDY USING IN-VITRO LABELING TECHNIQUE

The authors report a successful Meckel's scan performed 26 hours after a labeled RBC study using a commercial in-vitro labeling kit, UltraTa g(R) (Mallinckrodt Medical, Inc., St. Louis, MO), No abnormal alterati on of Tc-99m distribution was observed as would be seen if an in-vivo RBC labeling technique was used, This case demonstrates that it is fea sible to perform an in-vitro labeled RBC study for acute gastrointesti nal bleeding in pediatric patients and to follow-up with a Meckel's sc an if it is necessary for diagnostic confirmation.