Background and aims Chronic pelvic pain is described as continuous or intermittent pain in lower abdomen with duration of 3 to 6 months. Pain leads to patients’ functional disability and long-lasting treatment. Even careful examination does not help to find the cause of pain.

Methods The retrospective study approved by the Ethics Committee of Riga 1st Hospital. 40 medical cards have been included in the study. All patients visit a pain specialist complaining about chronic pelvic pain.

Results The study includes 40 patients’ medical histories, 24 women (60%) and 16 men (40%) p=0.268. The average age was 38 years. The duration of pain varied from 3 to 240 months. Somatoform autonomic dysfunction was diagnosed more often in 12 patients (30%). 11 patients (27%) had the diagnose of low back pain, 7 (17.5%) irritable bowel syndrome, adenomyosis, diverticulosis, hemorrhoidal disease and chronic prostatitis. 6 patients (15%) suffered from depression. Pelvic surgery, endometriosis, unspecified colitis, interstitial cystitis was diagnosed in 5 patients (12.5%). 4 patients (10%) had ovarian dysfunction and adhesion disease, 3 (7.5%) pilonidal cyst, 2 (5%) prolapse or tumor of lesser pelvic organs, urogenital infection and chronic appendicitis. 1 (2.5%) patient had kidney leiomyoma, Chron’s disease and pelvis congestion disease. Most patients 10 (25%) had one diagnosis. 9 (22.5%) patients had 3 diagnosis at once. 3 patients (7.5%) had 7 diagnosis that might cause chronic pelvic pain.

Conclusions Chronic pelvic pain is a multidisciplinary problem; 75% of patients have diagnosed more than one disease that may cause chronic pelvic pain.