1. Department of Dermatology, Venereology and Andrology, Faculty of MedicineAl Azhar Assiut University Assiut Governorate Egypt
2. Department of Clinical Pathology, Faculty of MedicineCairo University Giza Governorate Egypt
3. Department of Dermatology, Venereology and Andrology, Faculty of MedicineAssiut University Asyut Egypt