Publications by authors named "Marczell A"

The aim of the study was to evaluate the effectiveness and safety of a combined treatment modality including systemic chemotherapy with 5-fluorouracil (FU), leucovorin, cisplatin and external beam radiotherapy in patients with locally advanced pancreatic cancer. Systemic chemotherapy consisted of FU 400 mg m(-2) and leucovorin 20 mg m(-2) both given as intravenous bolus injection on days 1-4, plus cisplatin 20 mg m(-2) administered as 90-min infusion on days 1-4. Treatment courses were repeated every 4 weeks x 6 unless prior evidence of progressive disease.

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Adjuvant chemotherapy with fluorouracil (FU) and levamisole or FU/leucovorin (LV) has been established as effective adjuvant treatment for patients with stage III colon cancer. Among several other promising treatment strategies in resected colon cancer, intraperitoneal anti-cancer drug administration with its appealing rationale of counteracting microscopic residual disease on peritoneal surfaces and occult metachronous liver metastases by achieving high intraportal drug concentrations has not yet undergone sufficient clinical evaluation. To determine whether a combination of this locoregional therapeutic concept with systemic intravenous administration of FU/LV would yield better results than conventional adjuvant chemoimmunotherapy with FU/levamisole, the present randomized study was initiated.

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Purpose: To compare the efficacy and toxicity of fluorouracil (FU) and racemic leucovorin (d,l-LV) versus FU combined with the l-isomer of leucovorin (l-LV) in the treatment of advanced colorectal cancer.

Patients And Methods: A total of 248 patients with advanced measurable colorectal cancer previously unexposed to chemotherapy were randomly assigned to treatment with either FU (400 mg/m2/d by intravenous [I.V.

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The introduction of new imaging techniques has markedly improved the diagnosis of hepatobiliary disorders. Due to their anatomic situation, a substantial percentage of malignancies located near the hilus is not suitable for surgical management. We discuss an effective palliative intervention to relieve jaundice.

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We describe three new cases of Fournier's gangrene-a necrotizing fasciitis of urogenital or anorectal origin. Though in the initial report the disease was believed to be idiopathic, the source of infection or immuncompromising factors can be identified in nearly all cases today. We present a combination of aggressive surgical therapy and adjunctive use of Imipenem which was successful in the treatment of all our cases.

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Background: Preclinical and clinical data suggest that both leucovorin (LV) and interferon (IFN) can augment the cytotoxic effects of 5-fluorouracil (5-FU). Based on the rationale of biochemical double modulation, the current Phase II study was undertaken.

Methods: Thirty-two previously untreated patients with advanced adenocarcinoma of the pancreas were treated with subcutaneous recombinant alpha-2b-IFN at a dose of 10 million units on 3 consecutive days; LV (200 mg) plus 5-FU (20 mg/kg) were administered as intravenous bolus doses on day 3.

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We evaluated established risk factors (tumor size, lymph node status, menopausal status, estrogen receptor status, tumor histology and grading according to Bloom and Richardson, including subfactor analysis), as well as the influence of local procedures, in 138 patients with primary carcinoma of the breast smaller than 1 centimeter. The patients were operated upon during 1969 to 1989 at the Department of Surgery, Hanusch Medical Center, Vienna. Twenty-two patients had a recurrence after a median observation time of 15 years.

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Following partial pancreaticoduodenectomy for periampullary and pancreatic cancer, the complication and mortality rates are particularly high. Various approaches have aimed at improving the postoperative result, with less than complete success. The discouraging results of others, and our own dissatisfaction, led us to evaluate an atraumatic, sutureless method for management of the residual gland.

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A major complication of abdominoperineal rectum excision for rectal or anal carcinoma is local wound infection. The main reason for this infection is that systemically administered antibiotic prophylaxis does not reach sufficiently high concentrations of antibiotic in the tissue of the sacroperineal wound. Since gentamicin-polymethylmethacrylate (PMMA) in the form of chains of beads has been confirmed as a useful tool in the treatment of local infection in bone and soft tissue surgery, we have evaluated its effect on the abdominoperineal rectum excision in a prospective, randomized trial.

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Based on in vitro studies that have demonstrated synergy between 5-fluorouracil (5-FU), leucovorin (LV), and cisplatin (CDDP) against human colon cancer cell lines, a clinical trial was initiated to determine the effects of this combination in patients with advanced unresectable colorectal carcinoma. Fifty-nine patients were enrolled in the study and 12 of them had received prior conventional 5-FU chemotherapy. Treatment consisted of 4 weekly courses of high-dose LV (200 mg/m2) administered by intravenous (IV) bolus, followed by 5-FU (550 mg/m2) and CDDP (20 mg/m2) each administered as a 2-hour infusion on 4 consecutive days.

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In principle, many authors advocate a radical surgical approach for early gastric cancer (gastrectomy on principle). Our own experience with subtotal gastrectomy (including N1 + N2 lymphadenectomy; limited resection even without groups 11, 12) shows that this method yields comparable results. With an operative mortality of 2%, the survival rate was 84.

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In the period between 1978 to 1987 16 female and 11 male patients with a median age of 35 years (range: 14 years to 85 years) underwent splenectomy for ITP. There was no lethality in the postoperative period. 77.

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Recent progress in polychemotherapy employed in the treatment of gastrointestinal lymphomas has markedly improved prognosis. Between 1980 and 1986, 22 patients with malignant lymphomas of the gastrointestinal tract were treated at the Department of Surgery at the Hanusch Medical Center, in cooperation with the Department of Hematology and Oncology. 19 patients underwent surgery.

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Following four weeks of conservative treatment of acute pancreatitis a 43 years old female was admitted to our ICU in severe circulatory shock (MAP less than 50 mmHg despite dopamine and dobutamine 5 mcg/kg/min, and norepinephrine 0.4 mcg/kg/min), respiratory failure, incipient renal failure and coma. Laboratory examination revealed thrombopenia (14 G/l) and leucopenia (0.

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This paper describes the aetiology, symptoms, diagnosis and therapeutic management of extragenital endometriosis and discusses the abdominal complications on the basis of the case histories of several patients with severe manifestation of this condition.

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Based on a consecutive series it is reported about a modified type of "continuous" suture on the colon, used especially in elderly patients for being a secure and prompt method of anastomosing. The rate of insufficiency and mortality, as far as the clinical relevance is concerned, turns out to be 2% each and there was no relation between mortality and insufficient anastomosis. The complication rate was 11%, whereby the urological complications predominated with 6% of the total.

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In each one of our 34 different cases in which we used the fibrin adhesive on parenchymatous tissue, we were successful in obtaining immediate haemostasis. Although the number of cases studied is rather small, the good results are encouraging.

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Together with the progress of surgical technique there is the continued development of pre- and postoperative care of patients. There are two fields for the use of BSD (balanced synthetic diet): I. Preoperative: a) Full caloric nutrition b) Intestines free from waste matter and lowering of bacterial content.

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