Artigo Revisado por pares

Changes in Clinical Presentation and Staging of Lung Cancer Over Two Decades

2014; Elsevier BV; Volume: 50; Issue: 10 Linguagem: Espanhol

10.1016/j.arbr.2014.03.019

ISSN

1885-6195

Autores

Virginia Leiro‐Fernández, Cecilia Mouronte‐Roibás, Cristina Ramos‐Hernández, Maribel Botana‐Rial, Ana González-Piñeiro, Esmeralda García‐Rodríguez, Cristina Represas‐Represas, Alberto Fernández‐Villar,

Tópico(s)

Lung Cancer Research Studies

Resumo

Important clinical and epidemiological changes have been observed in lung cancer (LC) in our healthcare area compared to the previous decade. In the last 10 years, specific LC care circuits have been implemented and the active search for cases has been stepped up. The aim of this study was to analyze the progress of these changes over the last 20 years. This is a retrospective study comparing clinical and epidemiological changes between 2 historical cohorts of LC patients (1992–1994 [group 1, 164 patients] and 2004–2006 [group 2, 250 patients]) and a current group from the period 2011–2012 (group 3, 209 patients). Two hundred and nine (209) LC patients were included in group 3 (2011–2012 period). After comparing groups 3 and 2, a non-significant rise in smoking was observed in women (59% vs 41%, P=.25), while the prevalence of adenocarcinoma was unchanged (45% vs 44%, P=.9). The main changes observed were the increase in cases with previous malignancies (23% vs 16%, P=.04), the rise in patients with no associated LC symptoms (33% vs 16%, P<.001), and an increased number of localized NSCLC (non-small cell LC) diagnoses (42% vs 24% in series 2, P<.001 and 14.2% in series 1, P<.001). The number of LC patients diagnosed in localized stages has increased significantly. Furthermore, the number of patients with no symptoms associated with LC and with a history of previous malignancy was significantly increased. En la pasada década observamos que en nuestra área sanitaria se produjeron importantes cambios clínico-epidemiológicos en el cáncer de pulmón (CP) con respecto a la década anterior. En los últimos 10 años se han puesto en marcha circuitos asistenciales específicos de CP y se ha intensificado la búsqueda activa de casos. El presente estudio fue realizado para analizar la evolución de dichos cambios 20 años después. Estudio retrospectivo en el que se comparan aspectos clínico-epidemiológicos de 2 series históricas de pacientes con CP (periodo 1992-1994 [serie 1, 164 pacientes] y periodo 2004-2006 [serie 2, 250 pacientes]) con una serie actual correspondiente al periodo 2011-2012 (serie 3, 209 pacientes). Se incluyeron 209 pacientes del periodo 2011-2012 (serie 3). Al comparar las series 3 y 2 se observa un aumento no significativo de la frecuencia de tabaquismo en la mujer (59% vs 41%, p = 0) y se mantiene la frecuencia de adenocarcinoma (45% vs 44% p = 0). Los principales cambios observados fueron el incremento de casos con neoplasias previas (23% vs 16%, p = 0), de pacientes sin clínica relacionada de CP (33% vs 16%, p < 0) y los diagnósticos de CPNM (CP no microcítico) en estadios localizados (42% vs 24% en serie 2, p < 0 y 14% en serie 1, p < 0). Se ha incrementado significativamente el número de pacientes diagnosticados en estadios localizados. También han aumentado los pacientes sin clínica relacionada con CP y con el antecedente de cáncer previo.

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