Lymphoreticular sarcomas with primary involvement of Waldeyer's ring. Clinical evaluation of 225 cases.
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Biomedical subjects
Publications and source records attributed to S Monfardini.
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Adriamycin, a new antitumour antibiotic of the anthracycline group with a structural formula very similar to daunorubicin, has proved to have potent tumour-growth-inhibiting properties, and to be particularly effective in childhood malignancies. Though adriamycin produces a higher percentage of side-effects than daunorubicin-namely, stomatitis and alopecia-a lower dosage may be used for therapy.
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Fifty-two consecutive patients, affected by large T2 (greater than 3 cm), T3, T4, N0, or N1 previously untreated squamous cell carcinoma of the head and neck, entered this phase I-II study. Treatment consisted of a continuous 8-day infusion on the following daily schedule: cisplatin 25 mg and bleomycin 15 mg administered for 4 and 20 hours, respectively. Technical-related toxicities were 1 case each of coagulation and displacement of the catheter and 1 case of reversible monoparesis of the contralateral arm. Drug-related relevant toxicities accounted for 4 cass of grade 3 or 4 leukopenia and 2 cases of peripheral palsy of the 7th and 12th cranial nerve, respectively. Forty-five of 50 evaluable patients obtained an objective response. In particular, 13 patients obtained a complete response, 22 a partial response greater than or equal to 75%, and 10 a partial response greater than or equal to 50%. Furthermore, 5 of 31 patients showed a complete pathologic disappearance of the tumor, whereas in 12 of 31 only a microscopic residue was found.
Thirty-seven eligible patients with advanced non-Hodgkin's lymphoma of low-grade, T-cell intermediate- and high-grade histology were treated with pentostatin (2'-deoxycoformycin, dCF) 4mg/m2 i.v. weekly for 3 weeks and then every 14 days to be followed after 3 doses by the same dosage every 4 weeks until maximum response or progression. Only patients with no more than two chemotherapy regimens were entered in this trial. All patients had measurable disease, performance status of 1,0 and 2 and adequate bone marrow, renal and liver function. Five of 37 eligible patients experienced a partial response of 8 months' median duration (range 7-12). The response rate was 17% in low-grade, 8% in T-cell intermediate- and high-grade and 14% in cutaneous T cell lymphoma. The only eligible patient with Hodgkin's disease underwent progression while on treatment. One case presented with grade 3 leukopenia and another one died of septicaemia, possibly treatment-related. Elevated but reversible creatinine levels were observed in 13% of patients and conjunctivitis in 7%. The toxicity of dCF at this low-dose schedule was acceptable, but the therapeutic activity in pretreated patients with low-grade, T-cell intermediate- and high-grade and cutaneous T-cell lymphomas was limited.
The role of total parenteral nutrition (TPN) in reducing toxicity related to cancer chemotherapy (CT) is presently a controversial issue. To evaluate the effectiveness of TPN in reducing CT-associated toxicity and correcting and preventing CT-related impairments of nutritional status, a prospective crossover controlled study was performed in 43 cancer patients (19 normally nourished and 24 malnourished) randomly divided into two groups (A and B). Group A patients received TPN concomitantly with the first course of chemotherapy, and the second course was administered 21 to 28 days later without TPN support; group B patients were treated in the opposite sequence. The rates of myelotoxicities and gastrointestinal toxicities after CT courses with or without TPN were essentially similar in normally nourished and malnourished patients. No changes in nutritional indexes were detected in normally nourished subjects after each course. Conversely, in undernourished subjects, prealbumin, retinol-binding protein, and nitrogen balance increased in CT+TPN courses (p < .02). In CT-only courses, undernourished subjects showed a decrease in prealbumin and nitrogen balance. Significant changes of nitrogen balance in CT vs CT+TPN courses were detected in malnourished subjects. TPN appears to be unable to reduce CT-associated toxicity. CT administration does not result in any impairment of the nutritional status in normally nourished cancer patients. From our study, it appears that TPN should be limited to severely malnourished neoplastic patients undergoing CT, because of its ability to prevent further impairment of nutritional status and to improve the nitrogen balance and the levels of fast-turnover visceral proteins.
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