Secondary immunodeficiency

Secondary Immunodeficiency is a condition that results from an impairment of the immune system due to external factors. These factors can include certain diseases, malnutrition, aging, and the use of certain medications. Secondary immunodeficiency is different from primary immunodeficiency, which is caused by genetic defects.

Causes

Secondary immunodeficiency can be caused by a variety of factors. These include:

• Diseases: Certain diseases can impair the immune system. These include HIV/AIDS, certain types of cancer, and diabetes.
• Malnutrition: A lack of proper nutrition can weaken the immune system, making it more susceptible to infections.
• Aging: As people age, their immune system naturally weakens, which can lead to secondary immunodeficiency.
• Medications: Certain medications, particularly those used to treat cancer and autoimmune diseases, can weaken the immune system.

Symptoms

The symptoms of secondary immunodeficiency can vary widely, depending on the underlying cause. However, common symptoms can include:

• Frequent infections
• Slow healing of wounds
• Fatigue
• Weight loss
• Swollen lymph nodes

Diagnosis

Diagnosis of secondary immunodeficiency typically involves a thorough medical history and physical examination, as well as various laboratory tests. These tests can include blood tests to check for the presence of certain antibodies, as well as tests to check the function of the immune system.

Treatment

Treatment for secondary immunodeficiency typically involves addressing the underlying cause. This can include treating the disease that is causing the immunodeficiency, improving nutrition, or adjusting the dosage or type of medication that is causing the immunodeficiency.

See also

• Primary immunodeficiency
• Immune system
• Immunodeficiency

Secondary immunodeficiency Resources
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