This clinical trial is a non-interventional, observational, multicenter, post-marketing real-world study to evaluate the efficacy and safety of Inaticabtagene Autoleucel Injection in Chinese adult patients with relapsed or refractory B-cell acute lymphoblastic leukemia.

The study is a non-interventional, observational, multicenter, post-marketing real-world study, and its objective is to evaluate the efficacy and safety of Inaticabtagene Autoleucel Injection in the treatment of Relapsed or Refractory acute lymphoblastic leukemia. The study consists of screening period including leukapheresis, treatment period, and follow-up period (2 years at most).

Inclusion Criteria:

1. Age ≥ 18 years;
2. Diagnosed with relapsed or refractory B-cell acute lymphoblastic leukemia;
3. Patients deemed eligible for receiving commercial Inaticabtagene Autoleucel injection treatment as determined by the investigator;
4. Patients voluntarily participate in this study and sign an informed consent form. For patients lacking full legal capacity, informed consent must be obtained from their legal guardian

Exclusion Criteria:

None

Diagnosed with adult relapsed or refractory B-cell acute lymphoblastic leukemia.