[Differential diagnosis of hirsutism in girls between 15-19 years old].

On the basis of clinical and hormonal investigations of 58 girls with hirsutism aged between 15-19 years there were confirmed congenital adrenal hyperplasia in 3.4%, late onset adrenal hyperplasia in 24.1% and polycystic ovary syndrome in 72.4%. The proper diagnosis were established above all on endocrinological investigations especially on determinations of 17- ketosteroids, of DHEA, of 17 OH-corticoids in urine and RIA of total and free testosterone in blood.