Biomarkers in Samples From Adult Patients With Acute Myeloid Leukemia Who Failed Existing Standard-of-Care Treatment
Leukemia
About this trial
This is an observational trial for Leukemia focused on measuring adult acute basophilic leukemia, adult acute eosinophilic leukemia, adult erythroleukemia (M6a), adult pure erythroid leukemia (M6b), adult acute minimally differentiated myeloid leukemia (M0), adult acute monoblastic leukemia (M5a), adult acute monocytic leukemia (M5b), adult acute myeloblastic leukemia with maturation (M2), adult acute myelomonocytic leukemia (M4), adult acute myeloid leukemia with 11q23 (MLL) abnormalities, adult acute myeloid leukemia with del(5q), adult acute myeloid leukemia with inv(16)(p13;q22), adult acute myeloid leukemia with t(16;16)(p13;q22), adult acute myeloid leukemia with t(8;21)(q22;q22), untreated adult acute myeloid leukemia, adult acute myeloblastic leukemia without maturation (M1), adult acute megakaryoblastic leukemia (M7)
Eligibility Criteria
DISEASE CHARACTERISTICS:
- Samples from previously untreated non-M3 acute myeloid leukemia (AML)
- Normal karyotype (NK) intermediate-risk disease
- Two or more vials of cryopreserved pretreatment bone marrow cells and/or two or more vials of cryopreserved pretreatment blood cells available from the Intergroup AML Repository
- Blast count ≥ 60%
- Eligible and evaluable for the patient's clinical trial, and did not have fatal induction toxicity
Response to protocol induction chemotherapy:
- Non-response: AML with failure to achieve a complete remission (CR) after induction chemotherapy ("7 & 3"-based therapy using cytatabine and/or daunorobicin hydrochloride (DNR) OR idarubicin and/or DNR
- Responders: continued complete remission (CCR) > 2 years
PATIENT CHARACTERISTICS:
- Not specified
PRIOR CONCURRENT THERAPY:
- See Disease Characteristics