The objective of the didactic unit is to provide the basic knowledge of gynecological endocrinology and in particular the physiology and physiopathology of menstrual alterations. The student will acquire the basics of physiological and pathological puberty, amenorrhea, hyperandrogenisms, hyperprolactinemic syndromes, contraception, infertility of couples, inflammation of the female genital tract, endometriosis and Pelvic static anomalies (genital prolapses and urinary incontinence).