A 45 years. old lady presented with dysfunctional uterine bleeding. On transvaginal USG thickness of endometrium was found to be 8 mm. What should be the nest step in the management of this patient?

A 45 years old lady is presented with DUB - • Chances of endometrial hyperplasia/neoplasia are high. • TVS findings show thickness of endometrium as 8 mm. First, lets understand what does this signify - Endometrial thickness has been correlated with endometrial cancer risk in pen-and postmenopausal women. In postmenopausal females with: