| 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.
Learn more about research

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New campaign offers important personal perspective for the immunocompromised community and COVID-19

December 19, 2022

Doctor following up with patient

Lunch & Learn: The importance of long-term follow-up

December 19, 2022

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Lunch & Learn: Good's Syndrome

December 19, 2022

Doctor in facemask

Covid-19, flu, & RSV, oh my!

December 19, 2022

SCID bone marrow transplant can result in chronic long-term health effects

December 15, 2022

IDF Podcast Graphic

Community Q&A: Gastrointestinal issues and primary immunodeficiency

December 15, 2022

Listen to podcast

From plasma to copay accumulators, IDF achieves advocacy wins

December 14, 2022

Connect with others through IDF Caretakers Support Group

December 13, 2022

NIH clinical trial explores fecal transplant for CGD colitis

December 08, 2022

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Gastrointestinal issues and primary immunodeficiency

December 06, 2022

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

P: 410-321-6647