# Hemophagocytic Lymphohistiocytosis (HLH) Evaluation and Research of Clinical, ImmUnoLogic and TranscriptomE Study

> **NCT06339177** · — · RECRUITING · sponsor: **National Institute of Allergy and Infectious Diseases (NIAID)** · enrollment: 300 (estimated)

## Conditions studied

- Lymphohistiocytosis, Hemophagocytic
- Secondary Hemophagocytic Lymphohistiocytosis
- Macrophage Activation Syndrome
- Hyperinflammatory Syndromes

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06339177
- **Lead sponsor:** National Institute of Allergy and Infectious Diseases (NIAID)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2024-07-02
- **Primary completion:** 2030-10-01
- **Final completion:** 2031-04-01
- **Target enrollment:** 300 (ESTIMATED)
- **Last updated:** 2026-03-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06339177

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06339177, "Hemophagocytic Lymphohistiocytosis (HLH) Evaluation and Research of Clinical, ImmUnoLogic and TranscriptomE Study". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT06339177. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*