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Biomedical subjects

G Badalamenti

Publications and source records attributed to G Badalamenti.

17 recordsLinked to original sources

Gemcitabine and oxaliplatin combination chemotherapy in advanced biliary tract cancers.

BACKGROUND: Biliary tract cancers are uncommon tumors with a poor prognosis and most patients present with invasive and inoperable disease at diagnosis. Chemotherapy represents a palliative treatment, with poor response rates and a median survival of less than 6 months. Oxaliplatin and gemcitabine have shown an interesting activity as single agents in this group of patients. PATIENTS AND METHODS: We carried out a multicenter phase II study to evaluate the efficacy and safety of combined oxaliplatin and gemcitabine in locally advanced and metastatic biliary tract carcinoma. The schedule of chemotherapy included oxaliplatin 100 mg/m(2) on day 1 and gemcitabine 1000 mg/m(2) on days 1 and 8, every 21 days. RESULTS: All the 24 patients were evaluable for response and toxicity. According to RECIST criteria we observed one complete response and 11 partial responses for an overall response rate of 50%. Overall survival for all the patients on study was 12 months (range 2-30). According to WHO criteria, three patients (12.5%) suffered grade 3 neutropenia and three patients (12.5%) grade 3 thrombocytopenia. Only two patients (8%) suffered grade 3 neuropathy. CONCLUSIONS: Oxaliplatin and gemcitabine chemotherapy seems to be effective with a favorable safety profile in first-line chemotherapy of advanced biliary tract cancers.

Adenocarcinoma↗

A case of Guillain-Barré syndrome in a patient with non small cell lung cancer treated with chemotherapy.

Guillain-Barré Syndrome (GBS) is a demyelinating polyneuropathy of probable autoimmune pathogenesis characterized by rapidly progressive symmetric paralysis. In the literature some cases of GBS associated with anticancer chemotherapy are reported. We present a case of a 55-year old woman who complained of progressive motor deficit in four limbs, areflexia in lower limbs and facial nerve paralysis one week after beginning cisplatin-gemcitabine chemotherapy for metastatic lung cancer. The cerebrospinal fluid analysis showed a strong positive Pandy reaction with 435 mg/dl total protein. The electromyography and the electroneuronography established the diagnosis of inflammatory demyelinating polyneuropathy. Specific therapy with intravenous immunoglobulin 25 g/day in 5 administrations for 5 days was started with complete benefit.

Antineoplastic Combined Chemotherapy Protocols↗

The use of zoledronic acid in patients with bone metastases from prostate carcinoma: effect on analgesic response and bone metabolism biomarkers.

Zoledronic acid is a bisphosphonate that is effective in the treatment of complications of metastatic bone disease. We have carried out a perspective study on 24 consecutive patients with prostate cancer metastatic to bone to verify the effect of zoledronic acid on analgesic response and a possible relationship with the levels of bone metabolism biomarkers. Eligibility for this study required prostate cancer patients with metastatic bone disease and pain not controlled by analgesics. Patients were excluded from the study if they were receiving cytotoxic chemotherapy or radiation therapy within three months. Eighteen patients (75%) were considered responder to acid zoledronic, only 6 patients did not respond. Before starting treatment (T0) mean Visual Analogue Scale was 7.8 (SE +/- 0.29), after 1 month therapy (T1) was 3.6 (SE +/- 0.3) and after three months (T2) was 3.1 (SE +/- 0.4) with a significant difference between T0 and T1 (p<0.0005) and between T0 and T2 (p<0.0005). Visual Analogue Scale improvement was positively correlated with decrease of C-telopeptide and bone phosphatase alkaline (p<0.05) serum levels.

Aged↗

Antiblastic drug combinations with ifosfamide: an update.

Ifosfamide is an alkylating agent that is widely used in the treatment of various neoplasms, such as sarcomas, lymphomas, pediatric malignancies, germ cell tumors, lung, breast and ovarian cancer. The clinical toxicity of ifosfamide depends on the dose and administration schedules. The pharmacologic features of this drug enable its combination with other antiblastic agents, such as vinorelbine, gemcitabine, paclitaxel and docetaxel. Moreover, the pharmacologic profile of ifosfamide allows the use of this antiblastic drug in patients who have previously failed many other treatments, and a large percentage of responses has already been obtained. There is some concern about the optimal scheduling of the drug with other novel chemotherapeutics. Clinical trials that include pharmacokinetic and pharmacodynamic studies may be the most efficient way to optimize the therapeutic efficacy of ifosfamide and define the dosing and scheduling.

Animals↗

A phase II study of pegylated liposomal doxorubicin oxaliplatin and cyclophosphamide as second-line treatment in relapsed ovarian carcinoma.

We carried out a phase II nonrandomized study to examine the level of activity of oxaliplatin, pegylated liposomal doxorubicin, and cyclophosphamide in a patient population with relapsed ovarian cancer pretreated with platinum derivatives and paclitaxel. Patients received oxaliplatin (85 mg/m2), pegylated liposomal doxorubicin (30 mg/m2), and cyclophosphamide (750 mg/m2). A total of 49 patients (39 assessable for toxicity and response) were enrolled in this trial. Neutropenia grade 3 was observed in six patients (15%) and anemia grade 3 in one patient (0.2%). Fatigue grade 1-2 occurred in 26 patients (66%), nausea/vomiting grade 1 in 23 patients (58%), and alopecia grade 1-2 in 19 patients (48%). Twenty-one (53%) patients experienced grade 1-2 peripheral neuropathy. The overall response rate was 46% (95% CI 23.6-68.7). Median progression-free survival was 28 weeks (range 12-52 weeks) and median survival was 45 weeks (range 26-136+ weeks). The mean duration of response was 34 weeks (range 16-52 weeks). In platinum-resistant and -refractory ovarian cancer patients, the overall response rate was 37% (CI 95% 14.4-60.8) with a progression-free survival of 28 weeks (range 12-52 weeks) and a median survival of 42 weeks (range 28-84 weeks). This combination chemotherapy is generally well tolerated and is an active second-line regimen against ovarian cancer.

Adenocarcinoma↗