Gynecomastia

Adolescent Gynecomastia; Infant Gynecomastia; Male Breast Enlargement; Newborn Gynecomastia; Breast Enlargement, Male; Enlargement, Male Breast; Gynecomastia, Adolescent; Gynecomastia, Infant; Gynecomastia, Newborn
Enlargement of the BREAST in the males, caused by an excess of ESTROGENS. Physiological gynecomastia is normally observed in NEWBORNS; ADOLESCENT; and AGING males.