G2P1L1 ,26 year old lady presented to the OG dept ,34 weeks of gestation has come to hospital with chief complaints of pain and bleeding PV for past 2 hours..previous LSCS and LCB 2and half years before..LMP-20.09.2019.vitals stable ..routine investigations normal and Hb-10.2 g/dl.USG done bed side and shows placenta in lower uterine segment partially covering the internal os.. what is the best line of management in this patient?
Single dose of betamethasone and reserve pack cell, Do accreta sonography and emergency C/S preparation.