# Neurologic and Immunologic Characteristics of CTLA-4 and LRBA Hereditary Deficiency

> **NCT05040256** · — · COMPLETED · sponsor: **University Hospital, Montpellier** · enrollment: 20 (actual)

## Conditions studied

- CTLA4 Haploinsufficiency

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05040256
- **Lead sponsor:** University Hospital, Montpellier
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-02-01
- **Primary completion:** 2021-08-01
- **Final completion:** 2021-09-30
- **Target enrollment:** 20 (ACTUAL)
- **Last updated:** 2021-11-15


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05040256

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05040256, "Neurologic and Immunologic Characteristics of CTLA-4 and LRBA Hereditary Deficiency". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT05040256. Licensed CC0.

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