B-ALL	Acute B-cell lymphoblastic leukemia
CNS	Central nervous system
CSF	Cerebrospinal fluid
qPCR	Quantitative polymerase chain reaction
RT-qPCR	Reverse transcription and qPCR
CD79A	B-cell antigen receptor complex-associated protein alpha chain
IL7R	interleukin 7 receptor
E2A-PBX1	It is a fusion gene resulting from the t(1;19) (q23;p13.3) chromosomal translocation
BCR-ABL	It is an oncogenic fusion gene formed by the t(9;22) (q34;q11) chromosomal translocation, commonly known as the Philadelphia chromosome.
CNSL	CNS leukemia
pre-BCR	pre-B cell receptor
PI3Kalpha/PKB	Phosphoinositide 3-kinase alpha/Protein kinase B
KRAS/ERK	GTPase Kras/Extracellular Signal-Regulated Kinase
MRI	Magnetic resonance imaging
CEACAM6	CEA cell adhesion molecule 6
Note: The names of genes and proteins are described as approved symbols and names as suggested by the HUGO gene nomenclature committee (www.genenames.org) URL (accessed on 28 June 2025) and UniProt (https://www.uniprot.org) URL (accessed on 28 June 2025).