Chapter: Pathology: Breast Pathology

Gynecomastia - Pathology

Gynecomastia is a unilateral or bilateral benign breast enlargement in a male.

GYNECOMASTIA

Gynecomastia is a unilateral or bilateral benign breast enlargement in a male. It is usually caused by an altered androgen-estrogen balance that favors estrogen effect. Microscopically, it is characterized by:

• Ductal epithelial hyperplasia

• Ductal elongation and branching

• Proliferation of periductal fibroblasts

• Increase in vascularity in the involved tissue

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Pathology: Breast Pathology : Gynecomastia - Pathology |