Background: Post-menopausal Bleeding is extremely doubtful of existence a mark intended for incidence of EC as well as around 5% to 12% of post-menopausal bleeding consequences commencing endometrial cancer. EC is greatest communal Gynecologic Malignancy into established countries. Thin endometrium (≤4 mm) devours precise high NPV (99%). Thickened Endometrium has been considered by way of sign intended for an offensive assessment. Aim: To determine the ET measurement for detecting endometrial malignancy with uterine bleeding in post-menopausal females. Methods: The search was led according to Systematic Reviews Ethics. Searched databases were: Google scholar and Web Research from January 2014 and November 2020. Around nine studies were designated for this Systemic Review. We mined subsequent facts: Design of study, mean age and range, menopause duration, range and mean, BMI range and mean, as well as ET range and mean. Conclusion: From beyond examination this review concluded that, the Endometrial Thickness among the suggested alteration in cut off 3-5 mm within repetitive ultrasound practice must be ended in elevation threat females identify for malignancy before in Postmenopausal females as well as ultrasound is attested chosen a convenient implement to diagnose. Keywords: Post-menopausal Bleeding, Endometrial Thickness, Endometrial Cancer.