I just recently got my period with all my usual symptoms after about 13-14 months of no periods. I had an ultra sound which showed the uterine lining to be 6mm (was told this was borderline s/b <5mm) and now I'm scheduled for a biopsy. Should I be overly concerned? Age 52 1/2, 5"4", 136lbs, meds - niaspan 2000mg, lovastatin 20mg, aspirin 81mg, singulair 10mg, fish oil supplement 1000mg, asthma, last cholesterol check in Jan level 184, all other numbers very good. Family history: Mom early stage breast cancer at age 69 now age 80 cancer free, Maternal aunt stomach cancer at age 80.