Rectal foreign body - ping pong ball

Case contributed by Assoc Prof Craig Hacking


Foreign body in rectum (ping pong ball). Unable to locate on DRE. ? Position

Patient Data

Age: 20 years
Gender: Female

Rounded lucency projecting over the right sacrum measuring 5cm in diameter, in keeping with ping-pong ball foreign body ? in sigmoid colon. Normal bowel gas pattern. No evidence of free gas or obstruction.
Hips are congruent. No suspicious osseous abnormality.

Case Discussion

Not all foreign bodies are opaque on X-ray.

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Case information

rID: 75584
Published: 22nd Apr 2020
Last edited: 14th Jun 2021
Inclusion in quiz mode: Included

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