Epidemiology
Etiology
Physiological gynecomastia
- Pubertal gynecomastia
- Occurs in ∼ 50% of adolescent boys (typically occurs in patients aged 10–14 years)
- Caused by pubertal estrogen/androgen imbalance
- Clinical features
- Small, mobile, firm plaques of breast tissue in the subareolar region that develop during puberty
- Can be tender, unilateral/bilateral, and associated with fatty development around the nipple
- Spontaneously resolves (usually by 17 years of age)
Pathophysiology
Clinical features
Diagnostics
Treatment
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