ALL Flashcards
Infant ALL genetics
KMT2A-R
Common genetic abnormality in DS-ALL
CRLF2
Hypereosinophilia ALL translocation
t(5;14) - IgH
Hypereosinophilia blast detection
IgH FISH
Hypercalcemia translocation
t(17;19)
t(17;19) -> gene
TCF3::HLF fusion -> translocation
t(12;21) -> gene
ETV6::RUNX1 -> translocation
t(1;19) -> gene
TCF3::PBX1 -> translocation
t(v;11) or t(11;v) -> gene
KMT2A rearrangements
t(9;22) -> gene
BCR::ABL1 -> translocation
iAMP21
Poor prognosis with SR ALL therapy
focal del Xp22/Yp11
P2RY8::CRLF2 (DS-ALL)
Ph-like ALL alterations
del-IKZF1, CRLF2 rearrangements, JAK1/2 mutations
Steinherz/Bleyer equation
If (CNS WBC/CNS RBC) > 2x(serum WBC/serum RBC), then it is CNS disease
CNS dx ppx XRT
1200 cGy
CNS dx tx XRT
1800 cGy and includes the posterior globes of the eyes
Inotuzumab
CD22-calicheamicin
Blinatumomab
CD3-CD19+ BiTE
t(11;14) gene
TCRA-LMO2 (T-ALL)
t(Y;14) gene
IgH-CRLF2, seen in Ph-like ALL and Hispanic adolescents
Testicular relapse XRT dose
2400 cGy bilaterally (give systemic chemo too)