Overview Enlarged breasts in men (gynecomastia) Gynecomastia (guy-nuh-koh-MAS-tee-uh) is an increase in the amount of breast gland tissue in boys or men, caused by an imbalance of the hormones estrogen and testosterone. Gynecomastia can affect one or both breasts, sometimes unevenly. Mid-adult, latin descent woman prepares for her annual breast exam, mammogram from her gynocologist doctor at hospital or clinic. Or woman wearing hospital gown prepares for medical procedure. Senior adult, female doctor. Women's health, issues. Breast cancer awareness. gynecological examination stock videos & royalty-free footage.
An expert panel from the American College of Physicians recommends that healthy, low risk women without symptoms don’t need to have a pelvic exam every year. They say the . Unlike most cases of adult gyno, pubertal gyno can be asymmetrical and occur unilaterally. Again, it's caused by a decreased androgen to estrogen ratio, along with a probably genetically determined increase in aromatase (an enzyme that converts testosterone to estrogen) activity in skin fibroblasts (cells that make up connective tissue).