| Immune Deficiency Foundation

Understanding primary immunodeficiency (PI)
Understanding PI
The more you understand about primary immunodeficiency (PI), the better you can live with the disease or support others in your life with PI. Learn more about PI, including the various diagnoses and treatment options.
Learn more about PI
Living with PI
Living with PI
Living with primary immunodeficiency (PI) can be challenging, but you’re not alone—many people with PI lead full and active lives. With the right support and resources, you can, too.
Learn more about living with PI
Get involved
Get involved
Be a hero for those with PI. Change lives by promoting primary immunodeficiency (PI) awareness and taking action in your community through advocacy, donating, volunteering, or fundraising.
Get involved today
Advancing research and clinical care
Advancing research and clinical care
Whether you’re a clinician, researcher, or an individual with primary immunodeficiency (PI), IDF has resources to help you advance the field. Get details on surveys, grants, and clinical trials.
View resource details

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Donor spotlight: Beth Sheridan

February 25, 2022

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Supporting siblings of children with chronic illness

February 25, 2022

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2021 Community Impact Flyer

February 23, 2022

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Toolkit offers quick access to SCID diagnosis and treatment

February 19, 2022

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Understanding immunological testing: An IDF Forum

February 17, 2022

Siblings need support after SCID diagnosis

February 16, 2022

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How you can be an effective vaccine advocate

February 14, 2022

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What to ask your healthcare provider

February 11, 2022

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SCID Compass Lunch & Learn: February 9, 2022

February 11, 2022

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COVID-19 Update: Vaccines, monoclonal antibodies, antivirals

February 10, 2022

Immune Deficiency Foundation
7550 Teague Road, Suite 220
Hanover, Maryland 21076

P: 410-321-6647