Long-term follow-up of people with several blood and lymph cancers in Germany
Follows adults with chronic lymphocytic leukemia and related blood cancers over time.
Plain-language title generated from the registry record
Registry title: Registry of the German CLL Study Group
Key facts
- Where
- Dresden, GermanySee the site
AI summary: who the study is looking for
From the trial's eligibility criteria. Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.
The trial is looking for adults with CLL, B-PLL, T-PLL, SLL, T or NK-LGL, HCL or Richter's transformation. It follows them over a long time.
- Age
- 18 years or older
- Sex
- All
- Disease stage
- Confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK-LGL, HCL or Richter's transformation. Can be newly diagnosed without treatment, treated with standard therapies, referred for stem cell transplant evaluation, or relapsed.
- Earlier treatment
- Not required. People can be untreated (watch and wait), treated with standard therapies, or in relapse.
Main reasons for not taking part
- No confirmed diagnosis of one of the listed diseases
- Cerebral dysfunction
- Legal incapacity
Read by machine on 12 November 2026.
Where in Germany
- BAG Freiberg-Richter, Jacobasch, Wolf, IllmerDresden, GermanyContact: Lutz Jakobasch, MDTaking people
Questions to ask the study team
- How often do I need to come in, and for how long each time?
- Are travel costs paid?
- Can I keep my own doctor?
- What happens if I want to stop?
Contact the study team: see the registry record → Contacts and Locations
Print a page for my doctorTrial details
- Who runs it
- German CLL Study Group
- Trial code
- NCT02863692
- Record updated
- 8 December 2025
- Original description
Long term follow-up of patients with chronic lymphocytic leukemia (CLL), B-prolymphocytic leukemia (B-PLL), T-cell prolymphocytic leukemia (T-PLL), Small lymphocytic lymphoma (SLL), T/Natural Killer large granular lymphocyte leukemia (T or NK-LGL), Hairy cell leukemia (HCL) and Richter's transformationRead full original descriptionShow less
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
Long term follow-up of patients with chronic lymphocytic leukemia (CLL), B-prolymphocytic leukemia (B-PLL), T-cell prolymphocytic leukemia (T-PLL), Small lymphocytic lymphoma (SLL), T/Natural Killer large granular lymphocyte leukemia (T or NK-LGL), Hairy cell leukemia (HCL) and Richter's transformation
Inclusion: Confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK-LGL, HCL or Richter's transformation; 18 years of age or older; Signed, written informed consent; 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: Patients without confirmed diagnosis of CLL, B-PLL, T-PLL, SLL, T or NK- LGL, HCL or Richter's transformation; Cerebral dysfunction, legal incapacity.