Endoscopic ultrasound (EUS) is a minimally invasive procedure to assess digestive (gastrointestinal) tract especially the mucosal lining. The procedure employs a modified endoscope which uses high-frequency sound waves. This enables more detailed of the lining of the digestive tract (esophagus to rectum). Structures near the lining of the tract which include the pancreas, gall bladder, liver can also be studied using this procedure.

Indications:

1. Evaluation of cancer of the gastrointestinal tract (esophagus to rectum)

2. Pancreatic disease (cysts, cancers)

3. Biliary disease (stones, cancer)

4. Cancer/lymphoma staging

5. Guidance for biopsy or drainage of masses cysts