Hematopoietic Stem Cell Transplantation (HSCT) for Common Variable Immunodeficiency (CVID) and Other Autoimmune Manifestations of Primary Immune Regulatory Disorders (PIRD)

This is a research protocol that will examine Hematopoietic Stem Cell Transplantation (HSCT) using a reduced conditioning regimen (RIC) with total body Irradiation (TBI) in those diagnosed with Common Variable Immunodeficiency (CVID) and Other Autoimmune Manifestations of Primary Immune Regulatory Disorders (PIRD).

NCT Number	NCT07284641
Lead Sponsor	Paul Szabolcs
Conditions	Common Variable Immunodeficiency (CVID), Primary Immune Regulatory Disorder, Immune Dysregulation, DiGeorge Syndrome, STAT 1 Gain of Function, STAT 3 Gain of Function, Hypomorphic RAG1 Deficiency, CD40 Ligand Deficiency +7 more
Enrollment	25 participants
Start Date	2026-05-04
Primary Completion	2030-05-04 (estimated)
Study Completion	2031-02-01 (estimated)
Updated on ClinicalTrials.gov	2026-05-15