Axillary lymphadenopathy

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Axillary lymphadenopathy
Diagram of the lymph nodes in the axillary region
Synonyms	Axillary adenopathy
Pronounce	N/A
Specialty	N/A
Symptoms	Swelling or enlargement of the lymph nodes in the axilla
Complications	May indicate underlying infection, autoimmune disease, or malignancy
Onset	Varies depending on underlying cause
Duration	Acute or chronic
Types	N/A
Causes	Infection, autoimmune disease, cancer, vaccination
Risks	Breast cancer, lymphoma, HIV/AIDS, tuberculosis
Diagnosis	Physical examination, ultrasound, biopsy
Differential diagnosis	Lymphoma, breast cancer, cat scratch disease, tuberculosis
Prevention	N/A
Treatment	Depends on underlying cause; may include antibiotics, chemotherapy, radiation therapy
Medication	N/A
Prognosis	Depends on underlying cause
Frequency	Common
Deaths	N/A

Axillary Lymphadenopathy refers to the enlargement of the lymph nodes in the axilla (armpit) region. This condition can be a sign of various underlying health issues, ranging from benign infections to more serious conditions such as cancer. Understanding the causes, symptoms, diagnosis, and treatment of axillary lymphadenopathy is crucial for effective management and care.

Causes

Axillary lymphadenopathy can be caused by a variety of factors, including:

• Infections: Bacterial or viral infections, such as cat scratch disease or infectious mononucleosis, can lead to the enlargement of axillary lymph nodes.
• Immunization: Vaccines, especially those administered in the arm, can cause temporary lymph node enlargement as part of the immune response.
• Cancer: Malignancies such as breast cancer, lymphoma, or leukemia can present with axillary lymphadenopathy as a symptom.
• Autoimmune diseases: Conditions like rheumatoid arthritis or systemic lupus erythematosus (SLE) can cause lymph node enlargement.

Symptoms

The primary symptom of axillary lymphadenopathy is the enlargement of one or more lymph nodes in the armpit. Other symptoms may include:

• Pain or tenderness in the affected area
• Fever or night sweats, indicating an infection or malignancy
• Weight loss or fatigue, often associated with more serious conditions

Diagnosis

Diagnosis of axillary lymphadenopathy involves a combination of medical history, physical examination, and diagnostic tests, including:

• Physical examination: Palpation of the axilla to assess the size, consistency, and tenderness of the lymph nodes.
• Blood tests: To identify infections or markers of autoimmune diseases.
• Imaging tests: Ultrasound or mammography can help visualize the lymph nodes and adjacent structures.
• Biopsy: A sample of lymph node tissue may be taken for microscopic examination to determine the cause of the enlargement.

Treatment

Treatment for axillary lymphadenopathy depends on the underlying cause:

• Infections may require antibiotics or antiviral medications.
• Cancer may necessitate surgery, chemotherapy, or radiation therapy.
• Autoimmune diseases might be managed with immunosuppressive drugs.

Prevention

Preventive measures for axillary lymphadenopathy focus on the underlying causes. Maintaining good hygiene, staying up-to-date with vaccinations, and regular health check-ups can help prevent infections and detect conditions like cancer early.

See Also

• Lymphatic system
• Lymph node
• Breast cancer
• Infectious diseases

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