Case of the Month #4: Lower abdominal pain in a young woman

Chronic pelvic pain 

Gastrointestinal causes including: irritable bowel syndrome, inflammatory bowel disease, diverticular disease 

Gynaecological causes including: dysmenorrhoea, adhesions, endometriosis, ovarian pain, pelvic congestion 

Genitourinary causes including: interstitial cystitis, urethral syndrome, sexually transmitted diseases such as chlamydia or gonorrhoea 

Malignancy