The article deals with the gynaecological causes of abdominal pain in girls. Attention is devoted to the specifics of the investigation and use of diagnostic methods in childhood and adolescence. For adolescent girls the most common causes of abdominal pain is pain during menstruation - dysmenorrhoea. We have to keep in mind the possible birth defects of genitalia: hymen atresia, malformations of the uterus. Less common causes are ovarian tumors and adnexal torsion.