Precursor B-cell acute lymphoblastic leukemia

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Precursor B-cell acute lymphoblastic leukemia

Synonyms: B-ALL | Precursor B-cell acute lymphoblastic leukemia/lymphoma | Precursor B-cell acute lymphocytic leukemia | Precursor B-cell acute lymphocytic leukemia/lymphoma

A rare acute lymphoblastic leukemia characterized by infiltration of bone marrow and peripheral blood by small to medium-sized blast cells typically positive for the B-cell markers CD19 cCD79a and cCD22. Predilection sites for extramedullary involvement are the central nervous system lymph nodes spleen liver and testes. Patients present with evidence of bone marrow failure (i. e. thrombocytopenia anemia and/or neutropenia) and variable leukocyte count as well as lymphadenopathy hepatomegaly splenomegaly bone pain and arthralgias.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.

Reference: Access aggregated data from Orphanet at Orphadata.

Orphadata: Free access data from Orphanet. © INSERM 1999. Available on Data version April 2024

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Precursor B-cell acute lymphoblastic leukemia?

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Advocacy Organizations

My Faulty Gene

My Faulty Gene is a nonprofit organization which provides information and assistance to any individual whose family medical history suggests genetic testing might be helpful in identifying an increased risk of disease due to a genetic mutation. We believe that everyone in need of genetic testing should have access to it.

My Little Sunshine Foundation

My Little Sunshine is a non-profit foundation dedicated to educating people about the importance of fertility preservation and making fertility resources accessible to all.


Educate and provide resources to POC with Rare Cancers

Youth And Women for Opportunities Uganda-YWOU

Our mission supports Rare, orphan and undiagnosed diseases diagnosis, care and treatment, education, awareness and empowering health care professionals and patients care takers of rare, orphan and undiagnosed diseases arena in Uganda, build capacity and bridge lack of clinical knowledge and experience and provide search/quest for diagnostic laboratories, I advocate for changes in laws, practices

Clinical Trials

For a list of clinical trials in this disease area, please click here.