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Biomedical subjects

H Tilly

Publications and source records attributed to H Tilly.

137 records · Page 8Linked to original sources

Salmonella infection in hairy cell leukemia: report of a case.

A patient with hairy cell leukemia who developed mediastinal mass and fever is described. A CT-guided aspiration of the mass yielded Salmonella tiphymurium. Granulocyte response to infection was intact and could explain the favorable course of this unusual Salmonella infection. Although several reports deal with salmonellosis as a complication of immunodeficiency states, this type of infection is of rare occurrence in hairy cell leukemia.

Humans↗

Ketoconazole-induced fulminant hepatitis.

We report the cases of two adult patients in whom fulminant hepatitis developed after 17 and 103 days of ketoconazole administration. Histologic administration showed massive, predominantly centrilobular necrosis. Clinical manifestations of hypersensitivity and eosinophilia were absent in both patients, which suggests that ketoconazole hepatotoxicity is not mediated through an immunoallergic mechanism.

Adult↗

[Treatment of malignant hemopathies with aracytine in low doses. Analysis of 159 cases].

Based on the in vitro experiments which showed the capacity of Aracytine (AraC) to induce differentiation of leukemic cells, low dose AraC treatment of patients with acute myeloid leukaemia (AML) or myelodysplastic syndromes (MDS) has been available since 1980. Many studies involving only small numbers of patients have demonstrated contradictory results regarding the efficacy or the mechanism of action of this regimen. A retrospective clinical study is presented, including 159 patients treated in 11 French institutions and 1 German institution (AML: 99 patients; MDS: 38 patients). The study confirms the efficacy of low dose AraC, especially in elderly patients with hypoplastic AML. Although, less severe than with high dose chemotherapy, toxicity needs regular monitoring. The mechanism of action cannot be ascertained by this clinical study, however half of the complete remissions were obtained with no bone marrow aplasia. Studies with low dose AraC and/or other in vitro differentiating agents need to be continued.

Aged↗

Does treatment with ARA-C in low dosage cause differentiation of leukemic cells?

A series of 21 patients (5 refractory anemias with an excess of blasts in transformation and 16 acute leukemias) were treated with small doses of ARA-C (10 mg/sq m/12 hr for 15-21 days). Improvement was noted in 15 cases (71%) and complete remission observed in 12 (57%). Complete remission was obtained after one course of treatment in 8 cases. The fact that these patients entered remission relatively slowly and did not suffer marrow aplasia suggests that low-dose ARA-C may function in vivo as it does in vitro, i.e., by inducing differentiation of leukemic blasts.

Acute Disease↗

[Treatment of aggressive primary lymphomas of the digestive system by intensive chemotherapy. Experience of the Study Group on Lymphomas in Adults with the LNH-84 protocol].

Ninety-one patients with primary gastrointestinal lymphoma included in the LNH-84 multicentric regimen were analyzed to determine the efficacy and the toxicity of intensive combination chemotherapy and of surgical debulking. All these patients had aggressive histological subtypes: 56 patients had localize disease, stage IE or IIE, and 35 patients had stage IV disease; 40 patients had bulky disease. Specific sites included stomach (43 cases), small bowel (35), ileo-cecum (13), colon (10), and rectum (6). Although 71 patients (78%) had an attempted surgical resection, only 28 (31%) had complete tumor excision. Patients were treated with 3 or 4 cycles of ACVB chemotherapy followed by sequential consolidation. Nine patients died during chemotherapy. With a median follow-up of 3 years, 10 patients have relapsed and predicted 4-year survival of the entire group is 62%. In stage IE or IIE patients, survival and disease-free survival are similar in patients who underwent complete resection or incomplete or no surgical resection prior to the administration of chemotherapy. Prognostic factors predicting for survival were similar to the entire group of patients treated with the LNH-84 regimen. Aggressive gastrointestinal lymphoma patients treated with intensive chemotherapy have outcome and prognostic factors comparable to those of other similarly staged aggressive lymphoma patients. Surgical resection prior to the administration of combination chemotherapy did not influence survival or disease-free survival in patients with localized disease.

Adolescent↗