Episcleral plaques, used in brachytherapy, are the most frequent initial treatment for uveal melanoma. selleck This study investigated the comparative incidence of tumor recurrence and metastatic death between two common ruthenium-106 plaque designs: CCB (202 mm) and CCA (153 mm).
Data from the 1387 successive patients treated at St. Erik Eye Hospital, Stockholm, Sweden, between 1981 and 2022, encompassed 439 patients with CCA and 948 patients with CCB plaques. In preparation for plaque insertion, scleral transillumination was employed to demarcate tumor boundaries, but post-scleral attachment, plaque placement accuracy was not validated, and there was no minimal scleral dose protocol.
A statistically significant smaller tumor diameter was found in patients treated with CCA plaques (mean diameter 86 mm) compared to patients receiving CCB plaques (mean diameter 105 mm; P < .001). A comprehensive review of patient characteristics, including sex, age, tumor location in relation to the optic disc, peak tumor dose, dose rate, ciliary body involvement rates, the positioning of plaques away from the center of the eye, and the application of adjunct transpupillary thermotherapy (TTT), revealed no discrepancies. The difference in plaque and tumor diameters was more pronounced for CCB plaques, with a smaller diameter difference independently associated with a reduced risk of tumor recurrence. The incidence of tumor recurrence within 15 years of treatment was 28% for CCA plaques and 15% for CCB plaques, a difference deemed statistically significant (P < .001) according to competing risk analysis. Medicopsis romeroi In a multivariate Cox regression analysis, CCB plaques were linked to a lower risk of tumor recurrence, resulting in a hazard ratio of 0.50. An analogous reduction in uveal melanoma-related mortality was seen in patients treated with CCB plaques, signified by a hazard ratio of 0.77. The patients who received adjunct TTT had no lower chance of experiencing either outcome. Liquid Media Method Univariate and multivariate time-dependent Cox regression analyses confirmed that uveal melanoma-related mortality and overall mortality were contingent upon tumor recurrence.
There is a higher probability of tumor recurrence and death when brachytherapy incorporates 15-mm ruthenium plaques, relative to the use of 20-mm plaques. These negative consequences can be forestalled by increasing safety parameters and implementing rigorous procedures for confirming accurate plaque positioning.
Brachytherapy employing 15-mm ruthenium plaques is statistically more likely to lead to tumor recurrence and death compared with brachytherapy using 20-mm plaques. These adverse effects can be forestalled by implementing safety allowances and efficient procedures for verifying the precise placement of the plaque.
Neoadjuvant chemotherapy for breast cancer, followed by adjuvant capecitabine, led to improved overall survival outcomes for patients without a complete pathological response. Radiosensitizing capecitabine, when administered concurrently with radiation, may lead to improved disease control; however, the feasibility and manageability of such a combined treatment strategy are yet to be evaluated. The purpose of this study was to evaluate the viability of this combination. Physician-reported toxicity, patient-described skin dermatitis, and patient-evaluated quality of life following chemoradiation were among the secondary endpoints assessed, contrasting them with outcomes in breast cancer patients treated with adjuvant radiation.
A prospective single-arm trial included twenty patients with residual disease following standard neoadjuvant chemotherapy, who subsequently underwent adjuvant capecitabine-based chemoradiation. The success of the chemoradiation process was assessed based on 75% patient completion rate in accordance with the outlined treatment plan. The patient-reported radiation-induced skin reaction scale and Common Terminology Criteria for Adverse Events version 50 were employed in the assessment of toxicity. Quality of life metrics were derived from responses to the RAND Short-Form 36-Item Health Survey.
Chemoradiation was completed without interruption or dose reduction in 18 patients, which accounted for 90% of the total. The frequency of grade 3 radiation dermatitis among the 20 patients was 5% (1 case). Despite receiving chemoradiation, patient-reported radiation dermatitis exhibited no significant clinical improvement, with a mean increase of 55 points, in contrast to published reports of breast cancer patients treated with adjuvant radiation alone, showing a mean increase of 47 points. On the other hand, the patient's perception of their quality of life suffered a marked reduction after the chemoradiation treatment, quite different from the reference group treated with adjuvant radiation alone (mean 46, standard deviation 7 versus mean 50, standard deviation 6).
Breast cancer patients undergoing adjuvant chemoradiation incorporating capecitabine demonstrate favorable feasibility and tolerability. Research employing adjuvant capecitabine for residual illness following neoadjuvant chemotherapy, although advocating a sequential administration of capecitabine and radiation, reinforces the need for randomized trials to analyze the efficacy of concurrent treatment with capecitabine and radiation, incorporating patient-reported toxicity assessments for trial planning.
The utilization of capecitabine within adjuvant chemoradiation treatment protocols proves acceptable and sustainable for patients with breast cancer. Although existing research applying adjuvant capecitabine to residual disease after neoadjuvant chemotherapy has detailed a sequential treatment involving capecitabine and radiotherapy, the findings necessitate randomized trials to explore the effectiveness of a concurrent approach with both capecitabine and radiotherapy. This also includes collecting detailed patient-reported side effect data to help define and refine the trial design.
Immune checkpoint inhibitors (ICIs), when used in conjunction with antiangiogenic therapy, have a restricted impact on the treatment of advanced hepatocellular carcinoma (HCC). The unified approach of systemic therapy combined with radiation therapy (RT) may provide a resolution to this problem. Our research aimed to assess the consequences of radiation therapy (RT) on the treatment outcomes of patients with advanced HCC receiving combined immunotherapy (ICIs) and antiangiogenic therapy.
A retrospective observational analysis evaluated the medical records of 194 patients, categorized as Barcelona Clinic Liver Cancer stage C HCC, who were hospitalized at our center from August 2018 to June 2022 and were initiated on a combined regimen of immunotherapies and anti-angiogenic agents. Subjects with tumor thrombus or symptomatic metastases, treated with RT within eight weeks of initiating combination therapy, were categorized as the RT group; those without RT were placed in the NRT group. A propensity score matching method was used to lessen the problematic effects of selection bias. Progression-free survival (PFS) and overall survival (OS) were the principal endpoints evaluated. The secondary endpoints comprised the objective response rate, the disease control rate (DCR), local progression-free survival, progression-free survival in areas outside the targeted treatment zone, and treatment-associated adverse events.
The study encompassed a total of 76 patients with advanced-stage HCC, treated with both immune checkpoint inhibitors (ICIs) and anti-angiogenic therapies. Of these patients, 33 were assigned to the radiation therapy (RT) group, and 43 to the non-radiation therapy group. Following propensity score matching, 29 corresponding patient pairs were created. A median follow-up time of 155 months indicated, and the RT sites were primarily situated in the tumor thrombus (552%) and extrahepatic metastatic lesions (483%). Patients receiving radiation therapy (RT) experienced a median progression-free survival (PFS) of 83 months (95% confidence interval [CI], 54-113), which was considerably longer than the 42-month median PFS (95% CI, 34-50) observed in the no radiation therapy (NRT) group; a statistically significant difference was found (P < .001). The radiation therapy (RT) arm failed to reach the median OS. Conversely, the median OS in the non-radiation therapy (NRT) group was 97 months (95% confidence interval, 41-153), indicating a statistically significant difference (P = .002). The RT group exhibited an objective response rate of 759% (95% confidence interval: 565-897), a substantial improvement over the NRT group's 241% (95% confidence interval: 103-435). A statistically significant difference was observed between the two groups (P < .001). In the RT cohort, the DCR reached 100%, contrasting sharply with the NRT cohort's 759% DCR (95% CI, 565-897). A statistically significant difference was observed (P=.005). Analyzing the progression-free survival, the median for local PFS was 132 months (95% confidence interval 63-201), with an out-of-field PFS median of 108 months (95% confidence interval 70-147). The impact of RT on progression-free survival (PFS) was independent and significant (hazard ratio = 0.33; 95% confidence interval 0.17-0.64; P < 0.001). OS demonstrated a hazard ratio of 0.28 (95% CI, 0.11-0.68; p-value = .005), respectively. The two groups exhibited a comparable prevalence of adverse effects directly related to the administered treatment, categorized by grade.
Radiotherapy's addition to a regimen of immunotherapy (ICIs) and anti-angiogenic drugs has been found to positively affect disease control rate and survival in patients with advanced-stage hepatocellular carcinoma (HCC), when compared to the combination of ICIs and anti-angiogenic therapy alone. In terms of safety, this triple therapy's performance was satisfactory.
Relative to integrated immunotherapy and anti-angiogenic treatment, the addition of radiation therapy (RT) has demonstrably enhanced disease control rate (DCR) and survival in patients with advanced hepatocellular carcinoma (HCC). This triple therapy's safety characteristics were deemed satisfactory.
Gastrointestinal toxicity is frequently observed in patients undergoing prostate radiation therapy which involves rectal dose delivery.
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