Registry for patients with chronic lymphocytic leukemia and related conditions

Registry of the German CLL Study Group Long Term Follow-up of Patients With CLL, B-PLL, T-PLL, SLL,T or NK-LGL, HCL and Richter's Transformation

Observational German CLL Study Group · NCT02863692

This study is tracking patients with chronic lymphocytic leukemia and similar conditions to see how well different treatments work and what long-term effects they might have.

Quick facts

Study typeObservational
Enrollment8000 (estimated)
Ages18 Years and up
SexAll
SponsorGerman CLL Study Group Academic / other
Drugs / interventionsrituximab, chemotherapy, Cyclophosphamide, Fludarabine
Locations1 site (Dresden, Saxony)
Trial IDNCT02863692 on ClinicalTrials.gov

What this trial studies

This observational registry focuses on the long-term follow-up of patients diagnosed with chronic lymphocytic leukemia (CLL) and related conditions such as B-prolymphocytic leukemia, T-cell prolymphocytic leukemia, and others. The study aims to assess overall survival and progression-free survival, while also evaluating late toxicities associated with various treatments. By collecting extensive clinical data, the registry seeks to analyze the outcomes of different therapies and their long-term effects on patients. This comprehensive approach will help in understanding the disease better and improving future treatment strategies.

Who should consider this trial

Good fit: Ideal candidates include adults aged 18 and older with a confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK-LGL, HCL, or Richter's transformation.

Not a fit: Patients without a confirmed diagnosis of the specified leukemias or those with cerebral dysfunction may not benefit from this registry.

Why it matters

Potential benefit: If successful, this registry could provide valuable insights into the long-term outcomes and treatment effects for patients with CLL and related leukemias.

How similar studies have performed: Other studies have shown success in similar observational approaches, indicating the potential for valuable findings in this area.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria (all must apply)

1. Confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK-LGL, HCL or Richter's transformation
2. 18 years of age or older
3. Signed, written informed consent
4. Presence of one or more of the following disease situations:

   * Newly diagnosed patients without treatment indication (eligible for watch and wait Approach Treatment within a clinical trial according to the AMG or status post participation in a clinical Trial)
   * Treatment with standard therapies approved for the eligible entities or status post treatment (outside of clinical trials)
   * Referral for evaluation the indication for HSCT
   * Relapsed disease status (even if first diagnosis was prior to activation of the registry)

Exclusion Criteria

1. Patients without confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK- LGL, HCL or Richter's transformation
2. Cerebral dysfunction, legal incapacity

Where this trial is running

Dresden, Saxony

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 CLLSLLHCLRichter´s TransformationLeukemia, Prolymphocytic, B-CellLeukemia, Prolymphocytic, T-CellT-LGL LeukemiaNK-LGL Leukemia
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.