Publications by authors named "Sotiris K Rigatos"

Advanced metastatic renal cancer is an incurable disease, unless a successful excision of metastatic lesions can be performed. No effective treatment has yet been found. In the last few years, targeting therapies have been developed.

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Objectives: Oxaliplatin has been introduced in the treatment of advanced colorectal cancer during the past few years. The pre-existing treatment of leucovorin-5-fluorouracil-irinotecan (IFL), although reasonably effective, has needed novel, active agents to increase the response rate and overall survival. We planned this phase 2 study in patients pretreated with IFL, adding oxaliplatin as second-line treatment: our objectives were to determine response rate and overall survival.

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Background: Our purpose was to evaluate the survival of patients with pleural and intraperitoneal malignant mesothelioma and, particularly, to estimate the efficacy of chemotherapy as well as radiotherapy and surgery. A review of the literature with respect to these parameters is included.

Patients And Methods: Thirty-five patients with malignant mesothelioma (28 with pleural and 7 with intraperitoneal) were enrolled.

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Our primary objective was to determine the median and overall survival and secondarily the response rate to first- and second-line chemotherapy of patients with advanced colorectal metastatic disease. Three-hundred and seventy-nine patients (median age 60 years, range 30-87 years) were enrolled from April 1993 to March 2000. Median follow-up was 6 years (range 3-10 years), until July 2003.

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A phase I pharmacokinetics and dose-finding study and a phase II study of the combination of pegylated liposomal doxorubicin HCl (PLD) and paclitaxel were conducted in patients with recurrent or metastatic head and neck cancer (HNC). Sixty patients with recurrent or metastatic disease were enrolled in the study: 11 patients in the phase I study and 49 patients in the phase II study. In the phase I study, the initial dose level of PLD was 35 mg/m as a 1-h infusion with escalating increments of 5 mg/m until the maximum tolerated dose (MTD) was reached.

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Purpose: This study was a phase I/II, cohort, dose-escalation trial of topotecan and paclitaxel. Its aim was to determine the dose-limiting toxicity (DLT) of the combination and to define the maximum tolerated dose (MTD), as a recommended dose for phase II, as well as to get preliminary data on the efficacy (activity) of the drug in pretreated patients with ovarian cancer, small-cell lung cancer (SCLC) and non-small-cell lung cancer (NSCLC).

Methods: Included in the study were 52 pretreated patients, 19 with ovarian cancer, 20 with SCLC and 13 with NSCLC.

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Due to the cumulative cardiotoxicity of doxorubicin in cancer treatment, the tendency of the physician to find a substitute has led to the use of liposomal encapsulated doxorubicin, as well as other similar compounds. Doxorubicin and paclitaxel, two of the most active agents for breast cancer, have often been used in combination for this condition. In the present study we combined liposomal doxorubicin with paclitaxel with the intention of diminishing the toxicity of the cardiac muscle.

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Background: The purpose of this study was to determine the efficacy of paclitaxel (PCT) combined with vinorelbine (VRL) in adenocarcinoma of the lung.

Patients And Methods: Untreated inoperable patients with metastatic disease were enrolled and underwent front-line treatment with a new combination as follows: a 30-minute infusion of VRL at a dose of 25 mg/m2 followed by a 3-hour infusion of PCT 135 mg/m2. Chemotherapy was repeated every 2 weeks with the intention of administering 9 cycles.

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This experimental animal study of 12-weeks' duration, involving Wistar rats, tested the possible chemoprotection of Doxorubicin (adriamycin), cardiomyopathy and other toxicities by Amifostine. One hundred and five animals were divided into 3 groups: Groups A, B and C, which had Doxorubicin, simultaneous Doxorubicin and Amifostine treatment and normal saline for control, respectively. Treatment was administered once weekly for 12 consecutive weeks.

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Purpose: To determine the efficacy of gemcitabine (GEM) plus vinorelbine (VRL) administered biweekly in pretreated patients with advanced breast cancer.

Patients And Methods: Advanced breast cancer patients without response, with stable disease, or with recurrence within 6 months of prior treatment were given GEM 1,000 mg/m(2) and VRL 25 mg/m(2), once every 2 weeks for at least six cycles.

Results: Of the 51 patients enrolled, 50 (median, age 58 years; range, 34 to 76 years) were assessable.

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