Endoscopic capsule

What is it?

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The endoscopic capsule is an imaging diagnostic technique used to study the small intestine. It is primarily useful in the study of unexplained anaemia, bleeding of unknown origin, and for monitoring patients with inflammatory bowel disease. It is particularly small (26 x 11 mm), which makes it easy to swallow. The capsule records images that are stored in a Holter-type recorder, which are then analysed by the doctor.

Does it require any preparation?

Yes. Three days before the test, the patient should follow a low-residue diet and, 24 hours before, drink a laxative solution (such as Phospho-soda) to ensure that the bowel is completely empty.

What does the examination involve?

After fasting for 12 hours, the patient will easily swallow the capsule. After four hours, the patient may eat a light meal. The patient will return to the medical centre after 7 to 8 hours to have the article (15)article (15)monitor (15) removed. The examination does not require hospital admission.

The capsule moves thanks to normal peristaltic movements (contractions of the intestines) and does not require air insufflation, allowing the intestine to be viewed without pain or abdominal distension. After 24–48 hours, it is spontaneously expelled through the anus.

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New developments in capsules: resorbable capsules

In case of suspected intestinal obstruction, we have a resorbable capsule that dissolves and is eliminated within 48 hours without causing discomfort.

Images obtained with endoscopic capsule

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Jejunal mucosa (left) and intestinal ulcer - Vascular lesion

Further information on endoscopic capsules

  • Colon capsule: Refer to the Colon Capsule section
  • Oesophageal capsule
  • Patency capsule: Refer to the Patency Capsule section