In-depth

Symptoms

Abdominal pain

Find out what causes different types of abdominal pain.

Tests and diagnosis

Needle biopsy

Find out what to expect during a needle biopsy.

Treatments and drugs

Endoscopic mucosal resection

Endoscopic mucosal resection, a procedure to remove abnormal tissue from the lining of the digestive tract, is used for both diagnosis and treatment.

May. 25, 2011