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Switching of hormone therapies in breast cancer women / Avaliação da mudança do esquema hormonioterápico em mulheres com câncer de mama
Medeiros, Luana Moreira de; Graduate Program in Medical SciencesStahlschmidt, Rebeca; Graduate Program in Medical SciencesFerracini, Amanda Canato; Graduate Program in Medical SciencesSouza, Cinthia Madeira de; Department of Obstetrics and GynecologyJuliato, Cassia Raquel Teatin; Mazzola, Priscila Gava.
  • Medeiros, Luana Moreira de; Universidade de Campinas. Faculty of Pharmaceutical Sciences. Campinas. BR
  • Graduate Program in Medical SciencesStahlschmidt, Rebeca; Universidade de Campinas. Faculty of Medical Sciences. Graduate Program in Medical SciencesStahlschmidt, Rebeca. Campinas. BR
  • Graduate Program in Medical SciencesFerracini, Amanda Canato; Universidade de Campinas. Faculty of Medical Sciences. Graduate Program in Medical SciencesFerracini, Amanda Canato. Campinas. BR
  • Graduate Program in Medical SciencesSouza, Cinthia Madeira de; Universidade de Campinas. Faculty of Medical Sciences. Graduate Program in Medical SciencesSouza, Cinthia Madeira de. Campinas. BR
  • Department of Obstetrics and GynecologyJuliato, Cassia Raquel Teatin; Universidade de Campinas. Faculty of Medical Sciences. Department of Obstetrics and GynecologyJuliato, Cassia Raquel Teatin. Campinas. BR
  • Mazzola, Priscila Gava; Universidade de Campinas. Faculty of Pharmaceutical Sciences. Campinas. BR
Rev. bras. ginecol. obstet ; 43(3): 185-189, Mar. 2021. tab
Article in English | LILACS | ID: biblio-1251295
ABSTRACT
Abstract Objective The objective of the present study was to analyze the reasons that led to hormone therapies (HTs) regimen changes in women with breast cancer. Methods This was a retrospective cross-sectional study from a single-institution Brazilian cancer center with patient records diagnosed with breast cancer between January 2012 and January 2017. Results From 1,555 women who were in treatment with HT, 213 (13.7%) women had HT switched, either tamoxifen to anastrozole or vice-versa. Most women included in the present study who switched HT were > 50 years old, postmenopausal, Caucasian, and had at least one comorbidity. From the group with therapy change, 'disease progression' was reason of change in 124 (58.2%) cases, and in 65 (30.5%) patients, 'presence of side effects' was the reason. From those women who suffered with side effects, 24 (36.9%) had comorbidities. Conclusion The present study demonstrated a low rate of HT switch of tamoxifen to anastrozole. Among the reasons for changing therapy, the most common was disease progression, which includes cancer recurrence, metastasis or increased tumor. Side effects were second; furthermore, age and comorbidities are risk factors for side effects.
RESUMO
Resumo Objetivo O objetivo do presente estudo foi analisar os motivos que levaram às mudanças no esquema hormonioterápico (HT) em mulheres com câncer de mama. Métodos Estudo transversal retrospectivo realizado no Hospital da Mulher de Campinas e consequente pesquisa de prontuários de mulheres diagnosticados com câncer de mama entre janeiro de 2012 e janeiro de 2017. Resultados De 1.555 mulheres em tratamento com HT, 213 (13,7%) mulheres tiveram HT alterado, tamoxifeno para anastrozol ou vice-versa. A maioria das mulheres incluídas no presente estudo que tiveram mudança de HT tinha > 50 anos, estava na pós-menopausa, era caucasiana e tinha pelo menos uma comorbidade. Os principais motivos de troca de HT foram devido a 'progressão da doença', ocorrendo em 124 (58,2%) casos e a 'presença de efeitos colaterais' (n = 65; 30,5%). Das mulheres que sofreram efeitos colaterais, 24 (36,9%) apresentaram comorbidades. Conclusão O presente estudo demonstrou uma baixa taxa na alteração de tamoxifeno para anastrozol. Entre as razõesmais comuns para alterar a HT estava a progressão da doença, que inclui recorrência do câncer, metástase ou aumento do tumor. Os efeitos colaterais foram a segunda causa e, além disso, a idade e as comorbidades foram fatores de risco para efeitos colaterais.
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Full text: Available Index: LILACS (Americas) Main subject: Breast Neoplasms / Antineoplastic Agents, Hormonal / Neoplasm Recurrence, Local Type of study: Observational study / Prevalence study / Risk factors Language: English Journal: Rev. bras. ginecol. obstet Journal subject: Gynecology / Obstetrics Year: 2021 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade de Campinas/BR

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Full text: Available Index: LILACS (Americas) Main subject: Breast Neoplasms / Antineoplastic Agents, Hormonal / Neoplasm Recurrence, Local Type of study: Observational study / Prevalence study / Risk factors Language: English Journal: Rev. bras. ginecol. obstet Journal subject: Gynecology / Obstetrics Year: 2021 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade de Campinas/BR