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Sobreuso de mamografía para rastreo en un hospital académico de Buenos Aires / Overuse of screening mammography at an academic medical center in Buenos Aires
Salgado, María Victoria; Kopitowski, Karin; Barani, Mariela; Vietto, Valeria; Terrasa, Sergio.
  • Salgado, María Victoria; Hospital Italiano de Buenos Aires. Servicio de Medicina Familiar y Comunitaria. Buenos Aires. AR
  • Kopitowski, Karin; Hospital Italiano de Buenos Aires. Servicio de Medicina Familiar y Comunitaria. Buenos Aires. AR
  • Barani, Mariela; Hospital Italiano de Buenos Aires. Servicio de Medicina Familiar y Comunitaria. Buenos Aires. AR
  • Vietto, Valeria; Hospital Italiano de Buenos Aires. Servicio de Medicina Familiar y Comunitaria. Buenos Aires. AR
  • Terrasa, Sergio; Hospital Italiano de Buenos Aires. Servicio de Medicina Familiar y Comunitaria. Buenos Aires. AR
Rev. argent. salud publica ; 7(27): 7-11, jun. 2016. tab
Article in Spanish | LILACS | ID: biblio-869570
RESUMEN

INTRODUCCIÓN:

el rastreo de cáncer de mama en lapoblación general asintomática no está recomendado en mujeresmenores de 40 años y es controvertido en las de 40 a 49 años. Eluso inadecuado de mamografía con fines de rastreo (sobreuso) y suconsecuencia, el sobrediagnóstico, pueden conducir a tratamientosagresivos.

OBJETIVO:

Reportar la proporción de mamografíasinapropiadamente realizadas en mujeres menores de 50 añosafiliadas a un plan de salud de un proveedor de medicina prepaga.

MÉTODOS:

Se efectuó un estudio observacional de corte transversal.Se identificó a las mujeres de 18-39 y de 40-49 años afiliadas al plande salud del Hospital Italiano de Buenos Aires que se habían realizadoal menos una mamografía en 2012. Se revisaron las historiasclínicas de 200 pacientes en cada grupo de edad para determinarsi la mamografía había sido solicitada para rastreo de cáncer demama.

RESULTADOS:

Durante 2012, 1 533 mujeres de 18-39 añosse realizaron una mamografía. En 96 de las 200 historias revisadas,esta prueba había sido solicitada con fines de rastreo (48%; IC 95%40,9-55,2%). Entre las mujeres de 40-49 años, 4 432 tenían unamamografía efectuada ese año. Se revisaron 199 historias clínicas;en 105 casos, el estudio había sido solicitado con fines de rastreo(52,8%; IC 95% 45,6-59,9%). No se realizó ningún diagnóstico decáncer de mama como consecuencia de esta estrategia de rastreo.

CONCLUSIONES:

La alta proporción de sobreuso de mamografíapara rastreo es especialmente preocupante entre las mujeres másjóvenes y revela la dificultad que los médicos pueden tener paraadoptar las guías de práctica clínica más actualizadas.
ABSTRACT

INTRODUCTION:

breast cancer screening in the generalasymptomatic population is not recommended in women youngerthan 40 years old, and it is controversial among women aged 40 to49 years. Overuse of screening mammography and its consequence,overdiagnosis, can lead to aggressive treatments.

OBJECTIVE:

To reportthe proportion of mammograms that were performed for breast cancerscreening among women younger than 50 years old enrolled in aprivate Health Insurance Plan in Buenos Aires, Argentina.

METHODS:

A cross-sectional observational study was performed. Among womenaged 18 to 39 and 40 to 49 years old enrolled in a private health plan(Hospital Italiano de Buenos Aires), those with a mammogram conductedin 2012 were identified. Of them, 200 in each age group wererandomly selected. Their medical charts were reviewed to determine ifthe mammography had been performed for breast cancer screeningpurposes.

RESULTS:

During 2012, 1533 women aged 18 to 39 years oldhad a mammogram conducted. Of them, 200 charts were reviewed, 96of which were determined to have a screening mammography (overuseproportion 48%; 95% CI 40.9-55.2%). Among women aged 40 to49, 4 432 had a mammography performed during 2012. The chartsof 199 of these women were reviewed. The mammogram had beenconducted for screening purposes in 105 cases (overuse proportion52.8%; 95% CI 45.6-59.9%). There was no diagnosis of breast canceras a result of these screening mammograms.

CONCLUSIONS:

Thishigh overuse of screening mammography is particularly concerningamong the younger women and highlights the difficulty physiciansmay have to adopt the most updated guidelines.
Subject(s)

Index: LILACS (Americas) Main subject: Breast Neoplasms / Mammography / Health Services Misuse Type of study: Diagnostic study / Practice guideline / Observational study / Prevalence study / Prognostic study / Screening study Limits: Humans Language: Spanish Journal: Rev. argent. salud publica Journal subject: Public Health Year: 2016 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Italiano de Buenos Aires/AR

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Index: LILACS (Americas) Main subject: Breast Neoplasms / Mammography / Health Services Misuse Type of study: Diagnostic study / Practice guideline / Observational study / Prevalence study / Prognostic study / Screening study Limits: Humans Language: Spanish Journal: Rev. argent. salud publica Journal subject: Public Health Year: 2016 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Italiano de Buenos Aires/AR