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Gynecomastia: Introduction

Gynecomastia: The aggregation of breast tissue excessively in a male that leads to the appearance of breasts. See detailed information below for a list of 76 causes of Gynecomastia, Symptom Checker, including diseases and drug side effect causes.

» Review Causes of Gynecomastia: Causes | Symptom Checker »

Causes of Gynecomastia:

The following medical conditions are some of the possible causes of Gynecomastia. There are likely to be other possible causes, so ask your doctor about your symptoms.

» Review Causes of Gynecomastia: Causes | Symptom Checker »

Home Diagnostic Testing and Gynecomastia

Home medical tests possibly related to Gynecomastia:

Causes of Types of Gynecomastia:

Review causes of types of Gynecomastia in more specific categories:

Review causes of more specific types of Gynecomastia:

Gynecomastia: Symptom Checker

Listed below are some combinations of symptoms associated with Gynecomastia, as listed in our database. Visit the Symptom Checker, to add and remove symptoms and research your condition.

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Gynecomastia Treatments

Some of the possible treatments listed in sources for treatment of Gynecomastia may include:

Review further information on Gynecomastia Treatments.

Stories from Users for Gynecomastia

Real-life user stories relating to Gynecomastia:

Medications or substances causing Gynecomastia:

The following drugs, medications, substances or toxins are some of the possible causes of Gynecomastia as a symptom. Always advise your doctor of any medications or treatments you are using, including prescription, over-the-counter, supplements, herbal or alternative treatments.

Gynecomastia: Comorbid Symptoms

Some of the comorbid or associated medical symptoms for Gynecomastia may include these symptoms:

Causes of General Symptom Types

Research the causes of these more general types of symptom:

Causes of Similar Symptoms to Gynecomastia

Research the causes of these symptoms that are similar to, or related to, the symptom Gynecomastia:

Gynecomastia: Deaths

Read more about causes and Gynecomastia deaths.

Misdiagnosis and Gynecomastia

Rare type of breast cancer without a lump: There is a less common form of breast cancer called inflammatory breast cancer. Its symptoms can be an inflammation of the breast tissue, more »

Gynecomastia: Research Related Doctors & Specialists

Other ways to find a doctor, or use doctor, physician and specialist online research services:

Hospitals & Clinics: Gynecomastia

Research extensive quality ratings and patient safety measures for hospitals, clinics and medical facilities in health specialties related to Gynecomastia:

Gynecomastia: Related Rare Diseases

Rare types of medical conditions and diseases in related medical categories:

Gynecomastia: Undiagnosed Conditions

Conditions that are commonly undiagnosed in related areas may include:

Definitions of Gynecomastia:

Excessive development of the breasts in males; usually the result of hormonal imbalance or treatment with certain drugs (including some antihypertensives)
- (Source - WordNet 2.1)

Female mammary morphology in a XY genotype.
- (Source - CRISP)

Detailed list of causes of Gynecomastia

The list below shows some of the causes of Gynecomastia mentioned in various sources:

How Common are these Causes of Gynecomastia?

This information refers to the general prevalence and incidence of these diseases, not to how likely they are to be the actual cause of Gynecomastia. Of the 76 causes of Gynecomastia that we have listed, we have the following prevalence/incidence information:

  • 1 causes are "very common" diseases
  • 0 causes are "common" diseases
  • 5 causes are "uncommon" diseases
  • 0 causes are "rare" diseases
  • 5 causes are "very rare" diseases
  • 69 causes have no prevalence information.

Conditions listing medical symptoms: Gynecomastia:

The following list of conditions have 'Gynecomastia' or similar listed as a symptom in our database. This computer-generated list may be inaccurate or incomplete. Always seek prompt professional medical advice about the cause of any symptom.

Select from the following alphabetical view of conditions which include a symptom of Gynecomastia or choose View All.

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Causes of Gynecomastia Based on Risk Factors

This information shows analysis of the list of causes of Gynecomastia based on whether certain risk factors apply to the patient:

  • Diabetes - history of diabetes or family history of diabetes?

    Classifications of Gynecomastia:

    Medical Conditions associated with Gynecomastia:

    Breast swelling (72 causes), Breast symptoms (240 causes), Swelling symptoms (3730 causes)

    Symptoms related to Gynecomastia:

    Swollen breasts (72 causes), Breast symptoms (240 causes), Chest swelling, Male breast enlargement (44 causes), Sex hormones, Adipose tissue, Muscle hypertrophy (5 causes)

    Medical articles on signs and symptoms:

    Doctor-patient articles related to symptoms and diagnosis:

    These general medical articles may be of interest:

    Related medical articles from our Disease Center for Gynecomastia:

    More Ways To Research Medical Signs and Symptoms:


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