Patch test: immunological and ultra-structural studies in contact dermatitis. Vitiligo and HLA system Correlated increase of interleukin-6 in psoriasis: relationship with the disease activity and its clinical improvement. Chlymedia trachomatis infection and infertility Expression of ICAM-1 in chronic venous leg ulcers Sexual maturation in Egyptian renal transplant boys. Pathological changes in epididymis in chronic obstructive azospermia Pathological changes in testis in chronic obstructive azospermia Veno-ligation: a surgical procedure in erectile dysfunction Immuno-fluorescent study on leprosy Chlamydia trachomatis in pregnant female Electron microscopic study in non motile sperm Serum prolactin in erectile dysfunction male with diabetes mellitus Anti-sperm antibodies in varicocele males with infertility Chronic Paronychia: Mycologic, Histopathologic and Therapeutic Study Different Trichoscopic Features of Tinea capitis and Alopecia Areata in PediatricPatients Sex hormones, erectile dysfunction, and psoriasis; a bad friendship! Role of vascular adhesion protein-1 in patients with alopecia areata Cigarette smoking reduces the efficacy of intralesional vitamin D in the treatment of warts Intralesional 2% zinc sulfate solution for plane warts: A case report Comparative study of the efficacy of Platelet-rich plasma combined with carboxytherapy vs its use with fractional carbon dioxide laser in atrophic acne scars Predictive value of serum markers for postacne scarring Serum TWEAK in acne vulgaris: An unknown soldier