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Toronto childhood cancer staging criteria for acute lymphoblastic leukaemia
Toronto Childhood Cancer Staging criteria for Acute lymphoblastic leukaemia
TIER 1
CNS-
No clinical signs of CNS involvement and no blasts in CSF
CNS+
Clinical signs of CNS involvement
or
blasts in CSF
TIER 2
CNS1
No clinical signs of CNS involvement And no blasts in CSF
CNS2
No clinical signs of CNS involvement and blasts in CSF and either
WBC < 5/µL CSF
or
WBC ≥5/µL CSF and RBC ≥ 10/µL CSF and WBC/RBC in CSF ≤ 2x WBC/RBC in blood
CNS3
Clinical signs of CNS involvement
or
Blasts in CSF and WBC ≥ 5/µL CSF and either:
RBC < 10/µL CSF
or
RBC ≥ 10/µL CSF and WBC/RBC in CSF > 2x WBC/RBC in blood
Result :
Diagnostic criteria
not met
.
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Disease A-Z
Health Topics
Developmental Pediatrics
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Featured Articles
Diabetic ketoacidosis
Anal itching
Anaphylaxis
Anal fissure
Circumcision
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