Treatment for children with newly diagnosed Langerhans Cell Histiocytosis using cytarabine

A Prospective Institutional Study for the Treatment of Children With Newly Diagnosed Langerhans Cell Histiocytosis Using a Cytarabine Contained Protocol

Phase 3 Interventional Shanghai Children's Medical Center · NCT04773366

This study is testing a new treatment plan using cytarabine for children with newly diagnosed Langerhans Cell Histiocytosis to see if it helps them respond better and live longer.

Quick facts

PhasePhase 3
Study typeInterventional
Enrollment200 (estimated)
Ages1 Day to 18 Years
SexAll
SponsorShanghai Children's Medical Center Academic / other
Drugs / interventionschemotherapy, radiation, prednisone
Locations1 site (Shanghai)
Trial IDNCT04773366 on ClinicalTrials.gov

What this trial studies

This clinical trial aims to evaluate the effectiveness of a modified treatment protocol using cytarabine for children diagnosed with Langerhans Cell Histiocytosis (LCH). Participants will be classified into four groups based on the severity and extent of their disease, with tailored treatment regimens including initial, consolidation, and maintenance phases. The study will monitor treatment outcomes, including response rates and overall survival over a three-year period. The goal is to improve treatment strategies for pediatric patients with LCH, particularly those with multisystem involvement.

Who should consider this trial

Good fit: Ideal candidates for this study are children under 18 years old who have been newly diagnosed with LCH and meet specific inclusion criteria.

Not a fit: Patients with overwhelming infections or a life expectancy of less than two weeks may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could significantly improve survival rates and quality of life for children with LCH.

How similar studies have performed: Previous studies have shown varying success with treatment protocols for LCH, but this specific approach using cytarabine is novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age under 18 years
2. Newly diagnosed LCH:Morphologic identification of the characteristic LCH cells, positive staining of the lesional cells with CD1α and/or Langerin
3. No congenital immunodeficiency, HIV infection, or prior organ transplant
4. No previous chemotherapy/target therapy/radiation, if any steroid applied, total prior steroids dosage \< prednisone 280 mg/m2

Exclusion Criteria:

* Patients have overwhelming infection, and a life expectancy of \< 2 weeks

Where this trial is running

Shanghai

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Langerhans Cell HistiocytosisLangerhans cell histiocytosispediatric patientscytarabinetreatment outcome
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.