Splenosis (on Tc-99m DRBC)

Case contributed by Junny Mar
Diagnosis certain


Abdominal pain with recent history of uterine cancer. Concerns regarding intra-abdominal metastasis. Past medical history includes motor vehicle accident (age 10) with a ruptured spleen.

Patient Data

Age: 50 years
Gender: Female
Nuclear medicine

Tc-99m-tagged heat-damaged RBC scan (Tc-99m-DRBC) with autologous erythrocytes shows accumulation in the abdominal cavity, consistent with intra-abdominal splenosis. 

Case Discussion

Main concern for intra-abdominal lesions found on CT scan was for metastatic disease. Using heat treated RBC confirmed the functioning splenosis at the various abdominal sites.

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