
What is Gynaecomastia?
Gynaecomastia is the enlargement of male breast tissue, often referred to as “man boobs.” It is a common condition that can affect men of all ages and may occur due to hormonal imbalances, medical conditions, or lifestyle factors.
While gynaecomastia is not usually harmful, it can cause physical discomfort and emotional distress. Fortunately, there are various treatment options available depending on the underlying cause and severity.
Gynaecomastia occurs due to an imbalance between oestrogen (female hormone) and testosterone (male hormone). Several factors can contribute to this imbalance:
1. Hormonal Changes
- Natural hormonal fluctuations during puberty
- Age-related hormonal changes, particularly in older men
2. Medical Conditions
- Liver disease
- Kidney failure
- Hyperthyroidism
- Tumours affecting hormone levels
3. Medications and Substances
- Anabolic steroids
- Certain anti-androgens (used for prostate conditions)
- Some antidepressants and anti-anxiety medications
- Alcohol and recreational drugs (e.g., cannabis, amphetamines)
4. Obesity
- Excess fat can lead to increased oestrogen production
- Pseudogynaecomastia (fat accumulation rather than true breast tissue growth)
5. Genetic or Idiopathic Causes
- In some cases there is no clear cause and the condition is considered idiopathic.
Assessment and Diagnosis
If you suspect you have gynaecomastia, a doctor can assess the condition through:
1. Medical History
- Reviewing symptoms, lifestyle, and medical history
- Checking for potential drug or substance-related causes
2. Physical Examination
- Assessing the size, shape, and consistency of breast tissue
- Examining for signs of tenderness or underlying lumps
3. Blood Tests
- To check hormone levels, liver function, and thyroid function
4. Imaging Tests
- Ultrasound or mammogram if there are concerns about a breast lump
- MRI or CT scans in rare cases where a tumour is suspected
Treatment Options
The treatment for gynaecomastia depends on the cause and severity:
1. Watchful Waiting
- If gynaecomastia is mild and caused by puberty it often resolves on its own within 1-2 years.
2. Lifestyle Changes
- Weight loss and regular exercise can help reduce fat-related gynaecomastia
- Avoiding alcohol, recreational drugs and medications that may contribute
3. Medications
- In some cases hormone therapy (such as tamoxifen or anastrozole) may be prescribed for a limited time to reduce breast tissue.
4. Surgery
If gynaecomastia is persistent or severe, surgical intervention may be an option though not currently on offer by the NHS:
- Liposuction – Removes excess fat but not glandular tissue
- Mastectomy – Removes glandular breast tissue through a small incision
Frequently Asked Questions (FAQs)
1. Is gynaecomastia permanent?
It depends on the cause. Pubertal gynaecomastia often resolves on its own, while persistent cases may require medical or surgical treatment.
2. Can exercise get rid of gynaecomastia?
Exercise and weight loss can help reduce fat-related gynaecomastia but may not eliminate glandular tissue.
3. How do I know if I have gynaecomastia or just excess fat?
Gynaecomastia involves firm glandular tissue beneath the nipple, while pseudogynaecomastia is mainly excess fat that may be more widely distributed on the chest and have a more sponge like feel.
4. Is surgery the only option?
No surgery can be considered when other treatments fail or if the condition is severe or causing distress. Unfortunately this is primarily provided in the private sector only.
5. Can gynaecomastia come back after surgery?
If the underlying cause (e.g., medication use, hormonal imbalance) is not addressed, there is a small risk of recurrence.
Conclusion
Gynaecomastia is a common condition that can affect men of all ages. While it is often harmless, it can impact confidence and self-esteem. Understanding the causes and available treatments can help individuals make informed decisions about their health. If you are concerned about gynaecomastia, consult your doctor for an assessment and discussion of treatment options.
Seni Mylvaganam BSc (Hons) MBBS MA MFST FRCS
Consultant Oncoplastic, Reconstructive and Cosmetic Breast Surgeon