Post menopause period for 4 days. bleeding now stopped. tvu shows slight endometrial thickening 6mm. pap smear 8 months ago was clear. is this cancer?

Unlikely: While it is unlikely that you have cancer, a thickened endometrial lining in a menopausal woman is not normal. You do need to have an endometrial biopsy, or a D&C with hysteroscopy. You may have a polyp, a pre-cancer or less likely uterine cancer. Wishing you the best in health.

You need to have : An endometrial biopsy or a D&C to rule out endometrial cancer. Only about 10% of women who have post menopausal bleeding have uterine cancer.