informCLLâ„¢: A Disease Registry for Patients With Chronic Lymphocytic Leukemia

Inclusion Criteria:

Age of at least 18 years
Clinical diagnosis of CLL/SLL that meets published diagnostic criteria (Hallek 2008)
Initiating anti-CLL/SLL treatment regimen (excluding clinical trials) within ±45 days of enrollment
Availability of documentation of previous CLL/SLL treatment and duration of response in the patient's medical records if patient has received prior line(s) of treatment (i.e. NOT treatment naïve)
Willing and able to provide informed consent
Willing and able to complete PRO instrument
Willing and able to provide information on patient survey questionnaire
Willing and able to provide a blood sample at time of enrollment prior to receiving treatment, as possible

Exclusion Criteria:

Diagnosis of B-cell malignancies other than CLL/SLL
Estimated life expectancy <6 months
Currently receiving treatment in an interventional clinical trial at time of entry into this study * Note- Exceptions: 1) Patients may enroll in interventional clinical trials for indications other than CLL/SLL, 2) The interventional clinical trial treatment is not the treatment used for meeting Inclusion Criteria #2 (or "Index Treatment"), 3) Patients may enroll in an interventional clinical trial indicated for CLL/SLL as later line of treatment after discontinuing the Index Treatment