1. Dermatology, Venereology and Andrology, Faculty of Medicine; Aswan University; Aswan Egypt
2. Dermatology, Venereology and Andrology, Faculty of Medicine; South Valley University; Qena Egypt
3. Diagnostic Radiology, Faculty of Medicine; Aswan University; Aswan Egypt
4. Dermatology, Venereology and Andrology; Students’ Hospital, Aswan University; Aswan Egypt