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Predictors of False-Negative Results from Percutaneous Transthoracic Fine-Needle Aspiration Biopsy: An Observational Study from a Retrospective Cohort
Yonsei Medical Journal ; : 1243-1251, 2016.
Artículo en Inglés | WPRIM | ID: wpr-79767
ABSTRACT

PURPOSE:

We investigated factors predictive of false-negative pulmonary lesions with nonspecific benign cytology results on percutaneous transthoracic fine-needle aspiration biopsy (FNAB). MATERIALS AND

METHODS:

We included 222 pulmonary lesions that had a nonspecific benign result from percutaneous transthoracic FNAB between March 2005 and December 2012, and were confirmed by subsequent pathologic results or adequate clinical follow up over at least 2 years. Clinical, imaging, and biopsy procedure-related findings were compared between lesions with a final diagnosis of malignancy (false-negative) and lesions with a benign diagnosis (true-negative). Multivariate logistic regression analysis was performed to identify significant predictors of false-negatives.

RESULTS:

Of 222 lesions, 115 lesions were proved to be false-negatives, and 107 were true-negatives. Compared with the true-negatives, false-negative lesions showed significantly older age (p=0.037), higher maximum standardized uptake value (SUVmax) on positron emission tomography (p=0.001), larger lesion size (p=0.007), and lesion characteristics of a subsolid nodule (p=0.007). On multivariate logistic regression analysis, SUVmax, lesion size, and lesion characteristics were significant predictors of false-negative results.

CONCLUSION:

Among the clinical, radiologic, and procedure-related factors analyzed, high SUVmax, large lesion size, and subsolid lesions were useful for predicting malignancy in pulmonary lesions with nonspecific benign cytology results on FNAB.
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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Estudios Retrospectivos / Estudios de Cohortes / Citodiagnóstico / Biopsia con Aguja Fina / Reacciones Falso Negativas / Pulmón / Enfermedades Pulmonares Tipo de estudio: Estudio de etiología / Estudio de incidencia / Estudio observacional / Estudio pronóstico / Factores de riesgo Límite: Adulto / Femenino / Humanos / Masculino Idioma: Inglés Revista: Yonsei Medical Journal Año: 2016 Tipo del documento: Artículo

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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Estudios Retrospectivos / Estudios de Cohortes / Citodiagnóstico / Biopsia con Aguja Fina / Reacciones Falso Negativas / Pulmón / Enfermedades Pulmonares Tipo de estudio: Estudio de etiología / Estudio de incidencia / Estudio observacional / Estudio pronóstico / Factores de riesgo Límite: Adulto / Femenino / Humanos / Masculino Idioma: Inglés Revista: Yonsei Medical Journal Año: 2016 Tipo del documento: Artículo