| 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: Reverend, Freddye James, D.MIN.

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Health access awards tackle primary immunodeficiency diagnosis and awareness issues

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Convalescent plasma and COVID-19 with Dr. Arturo Casadevall

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IDF Forum explores origins of long COVID

IDF Forum explores symptoms, causes of long COVID

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Health insurance for the PI community

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Gut microbiome and immune dysregulation top PI research grant topics

SCID advocate devotes herself to helping parents navigate medical world

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Q&A with IDF's President and CEO, Jorey Berry

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Update - Venturing into a pandemic-weary world as a person with primary immunodeficiency

SCID carrier discussion explores family planning, mental health

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

P: 410-321-6647