Images and videos
Images

Gynecomastia
Histology: gynecomastia; clusters of ducts, halos of edema, fibrous background; 5X magnification
From the collection of Catherine B. Niewoehner, MD
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Gynecomastia
Histology: normal female breast; many ducts; prominent lobules; 10X magnification
From Minneapolis Veterans Affairs Medical Center pathology collection
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Gynecomastia
Patient with gynecomastia
From the collection of Catherine B. Niewoehner, MD
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Gynecomastia
Gynecomastia evaluation
From the collection of Catherine B. Niewoehner, MD
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Gynecomastia
Histology: normal male breast; rare, isolated ducts; no lobules; 10X magnification
From Minneapolis Veterans Affairs Medical Center pathology collection
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Gynecomastia
Hormones involved in male breast development
From the collection of Catherine B. Niewoehner, MD
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Gynecomastia
Histology: breast cancer; nests of malignant ductal carcinoma invading tissue; 10X magnification
From Minneapolis Veterans Affairs Medical Center pathology collection
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