<prompt> Endometrial carcinoma: which of the following tumor suppressor gene occur -P53RbPTENAPC  <response>: Harshmohan textbook of pathology 7th edition. endometrial hypreplasia is a forerunner of endometrioid cancer is suppoed by mutated PTEN gene located on chromosome no 10. Seen in 20 of cases of complex hyperplasia while it is seen in 40 to 80 of cases of endometriosis carcinoma. . 