doc, am 19 yr old ht. 155 wt. 47..doing my 2nd yr mbbs.. Had pain before and during mensus for the past ten months. 1st i thought it was physiological. But as months passed my pain aggravated with distress constipation diarrhoea joint pains .. I've pain on the right side.. Is it endometriosis? Have consulted many doc. They ruled out appendi pco and other related prob.. They are saying that am psychologically having the thought.. But in fact am really having the pain. I've even lost 6 kg.. Fatigue and loss of appetite.