![person studying](/sites/default/files/styles/large/public/understandingpi.jpg?itok=Zo3vrl11)
Chronic granulomatous disease (CGD) and other phagocytic cell disorders
APECED & APS-1
Autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED), also known as autoimmune polyglandular syndrome type-1 (APS-1) or polyglandular autoimmune (PGA) syndrome type-1, is a primary immunodeficiency disease caused by variants in the autoimmune regulator (AIRE) gene.
Activated PI3K delta syndrome (APDS)
Activated PI3K delta syndrome (APDS) is a rare primary immunodeficiency (PI) that is often misdiagnosed as CVID or another antibody deficiency.
Agammaglobulinemia: X-linked (XLA) and autosomal recessive (ARA)
People with agammaglobulinemia can't produce antibodies, which are an important part of the body's defense against germs.
X-linked agammaglobulinemia (XLA)
Use this link for information about agammaglobulinemia (x-linked and autosomal recessive), which is listed under the letter A.
Chronic neutropenia
People with chronic neutropenia have low levels of white blood cells called neutrophils, and the condition is both a rare blood disorder and a rare type of primary immunodeficiency (PI).
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Teach teens with PI how to transition their healthcare
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Nurse Advisory Committee welcomes new members
![Project ECHO. Health worker with patient](/sites/default/files/styles/medium/public/project-echo.jpg?itok=_ll9x9Hm)
Project ECHO clinician series: All about teamwork
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