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Biomedical subjects

T Miale

Publications and source records attributed to T Miale.

8 recordsLinked to original sources

Long-term survival in childhood acute leukemia: "late" relapses.

The "late" relapse patterns of childhood acute leukemia were studied in 83 children in their first continuous complete remission for more than three years prior to randomization for stopping therapy (40 patients) or continuing therapy (43 patients) for a total of six years. Twenty of 83 (22.9%) have relapsed: Ten in the bone marrow, one in the central nervous system, and nine in the testes. The testes relapse rate of 41.1% (7/17) in males discontinuing therapy at three years was much higher than that of 8.7% (2/23) in males continuing therapy. This difference is significant at P = 0.01 (Wilcoxon test).

Bone Neoplasms

Evaluation of a MOPP-type regimen in histiocytosis X--a Southwest Oncology Group study.

The overall 38% response rate in histiocytosis X for cyclophosphamide, vincristine (Oncovin), prednisone, and procarbazine was not superior to responses that can be achieved with the component single agents. This is in contrast to the higher response rates that can be achieved by the combination of these agents in Hodgkin's disease. This is the second study of combination chemotherapy with individually effective agents that has failed to improve the response rates in histiocytosis patients with poor prognostic indicators.

Child

Polyamine concentrations in bone marrow aspirates of children with leukemia and other malignancies.

High-pressure liquid chromatography analysis of polyamines in bone narrow from leukemic and nonleukemic subjects demonstrated increased concentrations of putrescine, spermidine, and spermine associated with increased cellularity. The most striking abnormality was the marked elevation of putrescine. Bone marrow polyamine analysis may be an adjunct for evaluation of leukemia patients.

Bone Marrow

Cyclocytidine in the treatment of refractory acute childhood leukemia: a Southwest Oncology Group Phase I-II study.

Thirty-seven children and adolescents with acute leukemia in relapse were treated with cyclocytidine in a cooperative group setting. Only one of the 27 evaluable patients achieved complete remission. A significant decrease (greater than or equal to 20%) in circulating and/or bone marrow leukemia cells occurred in an additional five patients. Drug toxicity was evaluated in 35 patients and included ten cases of jaw pain, two cases of hypotension, one case of fever, and one case of severe vomiting.

Adolescent