am dr.meena eye surgeon,my mom 47yr old LMP;may after 10months of amenorrhea c/o heaviness rt hypochond to rt lumbar past 4mo;local surgeon consulted USG taken twice;normal study,took rx for worms,gas trouble;gyneco lgist told;could b perimenopausal.but her symptom persists..could it b some bowel pathology which USG miss to pick..her past history:took statin for cholestrol:180mg,known piles, she gets mild bleeding on defecation occasionally not for past 8mo..regarding further investigation&rx?..