Sigmoid bezoar

Case contributed by Mohammad Farghali Ali Tosson
Diagnosis almost certain


Chronic constipation.

Patient Data

Age: 65 years
Gender: Female

A well defined intraluminal low-density heterogeneous spongiform debris containing air bubbles with no metallic structure seen incarcerated at the sigmoid colon

Case Discussion

A bezoar is a concentration of ingested material within the gastrointestinal tract. Trichobezoars (hair) and phytobezoars (poorly digested fibers, seeds, fruits)  are the two most common types

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