Man Breast
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Reviewed By:
Yoshinori Abe, MD (Internal medicine)
Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.
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Content updated on Jan 4, 2023
About the symptom
An increase in the amount of breast gland tissue in boys or men, caused by an imbalance of the hormones estrogen and testosterone.
When to see a doctor
Seek professional care if you experience any of the following symptoms
Enlarged male breasts
Possible causes
- Cirrhosis of the liver
A condition where normal liver is permanently damaged and replaced with scar issue. There are many different causes including infections, alcohol abuse and diabetes.
- Gynecomastia
A condition where abnormal hormone levels cause males to develop female characteristics (enlargement of the breast). Common causes include medications and tumors in the brain.
- Hyperprolactinemia
Excessively high prolactin (hormone that releases milk) levels in the blood. Causes include medications and brain tumors.
- Hyperthyroidism
POEMS syndrome
Related serious diseases
- Wernicke encephalopathy
Wernicke encephalopathy (WE) is a life threatening, degenerative condition of the brain characterized by weakness of the eye muscles, ataxia (loss of coordination, balance and speech) and confusion. It's caused by thiamine deficiency which results in nervous system damage.
Questions your doctor may ask about this symptom
Your doctor may ask these questions to check for this symptom
Do you think your breasts are getting bigger?
Do you have swelling of the testicles or scrotum?
Are you currently taking any diuretic medication (medication to increase passing of urine)?
Have you ever been diagnosed with liver problems?
Other Related Symptoms
Similar symptoms or complaints
Symptoms from the same body system / part
Symptoms treated by the same specialty
References
Sansone A, Romanelli F, Sansone M, Lenzi A, Di Luigi L. Gynecomastia and hormones. Endocrine. 2017 Jan;55(1):37-44. doi: 10.1007/s12020-016-0975-9. Epub 2016 May 4. PMID: 27145756.
https://link.springer.com/article/10.1007/s12020-016-0975-9
Dickson G. Gynecomastia. Am Fam Physician. 2012 Apr 1;85(7):716-22. PMID: 22534349.
https://www.aafp.org/pubs/afp/issues/2012/0401/p716.html
Narula HS, Carlson HE. Gynecomastia. Endocrinol Metab Clin North Am. 2007 Jun;36(2):497-519. doi: 10.1016/j.ecl.2007.03.013. PMID: 17543732.
https://www.sciencedirect.com/science/article/abs/pii/S0889852907000308?via%3Dihub
Reviewed By:
Yoshinori Abe, MD (Internal medicine)
Dr. Abe graduated from The University of Tokyo School of Medicine in 2015. He completed his residency at the Tokyo Metropolitan Health and Longevity Medical Center. He co-founded Ubie, Inc. in May 2017, where he currently serves as CEO & product owner at Ubie. Since December 2019, he has been a member of the Special Committee for Activation of Research in Emergency AI of the Japanese Association for Acute Medicine. | | Dr. Abe has been elected in the 2020 Forbes 30 Under 30 Asia Healthcare & Science category.
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan