Hepatocellular carcinoma (HCC) is the sixth most common cancer of men and eleventh most common cancer of women world-wide. However, because almost every individual who develops liver cancer dies of the disease, HCC is the third most common cause of the cancer deaths in men and seventh most common in women. The treatment of choice for hepatocellular carcinoma remains surgical resection or liver transplantation, in carefully selected cases. In patients with hepatocellular carcinoma not amenable to surgical intervention a variety of different therapeutic interventions have been investigated. These include direct ablation of the tumour using agents such as ethanol or acetic acid, transcatheter arterial chemoembolization, or systemic chemotherapy. The evaluation of their efficacy is compromised by the paucity of adequately powered randomised clinical trials. The main challenge facing the research community over the next decade is to prioritise the most promising treatments and take these forward into multicentre controlled trials. Even if these fail to improve results, they will help reduce the variation in clinical practice by eliminating anecdotal treatment.
Summary Seventy-four patients previously treated in our department for germ cell tumour of the testis underwent a series of tests to determine the frequency of long-term therapeutic complications. All had received cisplatin-based chemotherapy as part of their treatment. There was a significant deterioration in renal function throughout the group. Eighteen (24%) had supine blood pressure greater than systolic 140 mmHg or diastolic 90 mmHg after treatment but hypertension did not correlate with renal impairment. Raynaud's phenomenon was common after chemotherapy (26/74) as was persistent sensory neuropathy (23/74). Although 34% had testosterone levels below the normal range, only six patients had a low free testosterone index with one testis still in situ; 18 patients have fathered children after chemotherapy. Approximately half of the patients completed a psychosexual questionnaire and some 30% of them admitted to sexual problems which they attributed to their treatment. Long-term sequelae of cisplatin-based chemotherapy for testicular malignancy are frequent and persistent, and follow-up of these patients should include prospective measurement of changes in blood pressure.
This was a multicentre, randomised, double-blind, parallel-group study which included female breast cancer patients, receiving their first of 6 scheduled courses of chemotherapy (cyclophosphamide ≥ 500 mg/m2). Patients received an intravenous dose of 16mg dexa-methasone with either 8 mg ondansetron or 60 mg metoclopramide before chemotherapy, followed by oral dosing with 8 mg ondansetron or 20 mg metoclopramide 3 times daily for 5 days. A total of 93 patients were treated with ondansetron and 94 patients with metoclopramide. On day 1 of their first course of treatment 91 and 60% of patients in the ondansetron and metoclopramide groups respectively were free of emesis (p < 0.001). Over the 5-day treatment period, the corresponding figures were 81 and 48% (p < 0.001). The results for nausea also revealed highly statistically significant treatment differences (p < 0.001) in favour of ondansetron for both day 1 and day 1-5 analyses of the first treatment course. Over the series of courses, 67% of patients receiving ondansetron completed all 6 courses with a maximum of 2 emetic episodes on their worst day, compared with 28% of patients receiving metoclopramide (p < 0.001). A similar analysis for nausea revealed that 49% of patients receiving ondansetron completed all 6 courses with ‘none’ or ‘mild’ nausea compared with 27% of patients receiving metoclopramide (p < 0.001). These differences were reflected in quality of life data (Rotterdam Symptom Checklist). After the first course of treatment, a statistically significant improvement (p = 0.002) in the psychological subscale scores was observed after ondansetron compared with metoclopramide. No differences were observed in the physical or functional activity subscales after the first course. However, the quality of life results over the series of courses revealed a more pronounced difference in favour of ondansetron in the psychological subscale scores (p < 0.001) as well as trends in favour of ondansetron in the physical (p = 0.096) and functional activity (p = 0.056) subscales. Extrapyramidal symptoms were reported in 19 % of patients in the metoclopramide group and resulted in 15 % of patients withdrawing from their randomised anti-emetic schedule, either during or between treatment courses. Other adverse events were generally minor in nature and did not necessitate withdrawal from treatment. In conclusion, this study shows that ondansetron is significantly superior to metoclopramide (each with a single pre-treatment dose of dexamethasone) in the control of emesis over 6 courses of chemotherapy for breast cancer. Importantly, patients given ondansetron had a superior quality of life compared with those given metoclopramide.
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