One year of capecitabine metronomic therapy preceded by standard adjuvant chemotherapy, is active and well-tolerated in TNBC patients previously treated with standard adjuvant chemotherapy.
Nonadherence is a real problem in pediatric patients. Specific questionnaires can be an excellent reliable method for the routine follow-up of these children, and drug level assay can be requested only for confirmation. This protocol is especially effective in developing countries where financial resources may be limited. Every effort should be made to uncover its true incidence, contributing factors, and best methods of intervention.
Weekly TC is active and well-tolerated in platinum-resistant and platinum-sensitive patients with recurrent EOC previously treated with TC given every 3 weeks.
Objective: The To distinguish between basal and non-basal subtypes of triple-negative breast cancers based on epidermal growth factor receptor and cytokeratin 5/6, and to establish the association of the diagnosis with clinicopathological parameters and survival rates.Methods: The retrospective study was conducted at the Clinical Oncology and Nuclear Medicine Department of Kafrelsheikh University Hospital and Tanta University Hospital, Egypt, and comprised medical records from January 2014 to December 2018 related to cases with histopathologically proven triple-negative breast cancer who had been treated and followed up for at least 5 years. The cases had been evaluated using immunohistochemistry for epidermal growth factor receptor and Cytokeratin 5/6 expression. Data related to prognostic factors, overall survival and diseasefree survival was retrieved. Data was analysed using SPSS 21.Results: There were 100 patients with median age 50 years (inter-quartile range: 35-55.25 years; range: 22-69 years). There were 58(58%) pre-menopausal subjects, 15(15%) had positive family history, and 68(68%) had tumour size T2. Basal markers were noted in 74(74%) patients. Basal subtype was significantly more common in patients aged <50 years at diagnosis, premenopausal women, patients with positive nodal status, those with grade III tumours, and patients with Ki67 proliferation marker >20% (p<0.05). Tumour size, histological subtypes and lympho-vascular invasion were not significantly different between the groups (p>0.05). The basal subtype had worse disease-free survival and overall survival rates (p<0.05).Conclusion: Triple-negative breast cancer patients who expressed epidermal growth factor receptor and/or cytokeratin 5/6 were found to have poor findings, with worse disease-free survival and overall survival.Keywords: Breast neoplasms, Ki67 antigen, EGFR Receptors, Oncology.
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