Inclusion Criteria:  Reproductive age (18-40). Infertility: 1ry or 2ry. No contraindication for hysteroscopy or histopathology. e.g severe bleeding cervical stenosis. Postmenstrual.  Exclusion Criteria:  contraindication for hysteroscopy or histopathology. e.g severe bleeding cervical stenosis. Non infertility. Adolescents and virgins.