1. Gastroenterology and Hepatology Unit, Department of Tropical Medicine Faculty of Medicine ‐ Minia University Minia Egypt
2. Department of Clinical Pathology Faculty of Medicine ‐ Minia University Minia Egypt
3. Department of Radiology Faculty of Medicine ‐ Minia University Minia Egypt
4. Department of Internal Medicine Faculty of Medicine ‐ Minia University Minia Egypt