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Updated: Feb 17, 2026

Clinical Imaging of Microwave Mammography
Published on: November 14, 2025
Which patients with gynaecomastia require more detailed investigation?
S N Ali1, C N Jayasena1, A H Sam1
1Division of Diabetes, Endocrinology & Metabolism, Imperial College London, London, UK.
Abstract:
Gynaecomastia may be due to medication, chronic liver or kidney disease, hypogonadism (primary or secondary to pituitary disease) or hyperthyroidism. Having excluded these aetiologies, it is imperative to be vigilant for underlying malignancy causing gynaecomastia. These include human chorionic gonadotrophin-secreting testicular and extratesticular tumours and oestrogen-secreting testicular tumours and feminising adrenal tumours.
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