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← Childhood Acute Lymphoblastic Leukemia

HEALTH PROFESSIONAL · SOURCE READING

Patient and clinical disease characteristics

Source: Childhood Acute Lymphoblastic Leukemia Treatment (PDQ®)–Health Professional Version, National Cancer Institute.

Source updated: April 21, 2025 · Captured 2026-09-09.

Selected source text with whitespace normalised. This Triangle page is not an NCI PDQ summary.

Context: Risk-Based Treatment Assignment / Prognostic Factors Affecting Risk-Based Treatment

Patient and clinical disease characteristics affecting prognosis include the following:

Age at diagnosis.

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WBC count at diagnosis.

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Central nervous system (CNS) involvement at diagnosis.

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Testicular involvement at diagnosis.

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Down syndrome (trisomy 21).

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Sex.

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Race and ethnicity.

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Weight at diagnosis and during treatment.

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Continue within this section

Age at diagnosis →WBC count at diagnosis →CNS involvement at diagnosis →Testicular involvement at diagnosis →Down syndrome (trisomy 21) →Sex →Race and ethnicity →Weight at diagnosis and during treatment →

Preserved source evidence · Not medical advice