As A 35 Year Old Female Who Had A Tubular

as a 35 year old female who had a tubular Ligation 8 years ago I recently have noticed severe cervical pain and very irregular periods for 2 months now, 2months ago I had 2 periods and last month 3 periods and now no period. Also have had severe weight loss not caused by dieting or any other explained reason. I weighed 146 in june and now 112 pounds in september. could any of this be related?