Gastrointestinal Tuberculosis: Still a Challenge for Radiologists and Gastroenterologists

Tuberculosis (TB) is a major health problem in Iran. All parts of the astrointestinal (GI) tract can be affected by TB. Therefore, it should be included in the ifferential diagnoses of almost any GI diseases, and physicians should be aware of the imaging characteristics of TB in the GI tract. This is a report of 4 patients with different types of GI involvement by TB, along with its clinical pictures and maging characteristics.