1. Department of Internal Medicine, Zagazig University, Faculty of Medicine, Zagazig, Egypt
2. Department of Clinical Pathology, Zagazig University, Faculty of Medicine, Zagazig, Egypt
3. Department of Radiology, Zagazig University, Faculty of Medicine, Zagazig, Egypt
4. Department of Pathology, Zagazig University, Faculty of Medicine, Zagazig, Egypt