<prompt> The following are indications for post operative radiotherapy iria case of carcinoma endometrium except :Myometrial invasion of more than half thicknessPositive lymph nodesEndocervical InvolvementTumor positive for estrogen receptors  <response>: Ans. is d i.e. Tumour positive for estrogen receptors Indications of adjuvant radiotherapy : Extrauterine extension. Lower uterine or cervical involvement. Papillary serous or clear cell histology. Poor histologic differentiation Grade Ill. Myometrial penetration greater than 13rd of thickening. Pelvic node involvement. Tumor positive for estrogen receptors suggest well differentiated disease, So no adjuvant radiotherapy is recommended. 