Breast Swelling in Males Evaluation
Evaluation of gynecomastia begins with a history and physical examination.
Physical findings in someone with gynecomastia may include:
- Breast enlargement is usually symmetric on both sides.
- Sometimes enlargement may be one-sided and mimic a breast mass.
Testing may be necessary to evaluate gynecomastia.
Tests that may be used to evaluate gynecomastia include:
- Human chorionic gonadotropin level (HCG)
- Liver function tests
- Plasma testosterone level
- Serum estrogen level
- Serum prolactin level
- Thyroid profile
Additional tests that may be used to evaluate gynecomastia include:
- Genetic testing may be necessary in some cases.
- MRI scan of the brain
Continue to Breast Swelling in Males Treatment
- Bembo SA, Carlson HE. Gynecomastia: its features, and when and how to treat it. Cleve Clin J Med. 2004 Jun;71(6):511-7. 
- Harigopal M, Murray MP, Rosen PP, Shin SJ. Prepubertal gynecomastia with lobular differentiation. Breast J. 2005 Jan-Feb;11(1):48-51. 
- Prisant LM, Chin E. Gynecomastia and hypertension. J Clin Hypertens (Greenwich). 2005 Apr;7(4):245-8. 
- Wiesman IM, Lehman JA Jr, Parker MG, Tantri MD, Wagner DS, Pedersen JC. Gynecomastia: an outcome analysis. Ann Plast Surg. 2004 Aug;53(2):97-101.