The hormonal exploration of menometrorrhagia concerns only the patients throughout their reproductive life, it is not indicated outside this period. In first intention at the woman in age to procreate, will be realized a determination of hCG, an inescapable determination to eliminate a pregnancy and a measure of serum TSH in the case of personal or family history for the screening of subclinical hypothyroidism. Further investigations can be carried out in second-based signs of appeal under the differential diagnosis of polycystic ovary syndrome (PCOS), as a measure serum prolactin, 17-hydroxyprogesterone and total testosterone and not bound to its binding protein the SHBG.