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enfisema pulmonar

I Wan, T Toma, D Geddes, G Snell, T Williams, F Venuta, A Yim
No abstract text is available yet for this article.
July 2007: Revista Portuguesa de Pneumologia
No abstract text is available yet for this article.
1947: Prensa Médica Argentina
John Hebert da Silva Felix, Paulo César Cortez, Rodrigo Carvalho Sousa Costa, Simone Castelo Branco Fortaleza, Eanes Delgado Barros Pereira, Marcelo Alcantara Holanda
OBJECTIVE: To present a locally developed system of computer vision for use with HRCT images, designated SIStema para a Detecção e a quantificação de Enfisema Pulmonar (SISDEP, System to Detect and Quantify Pulmonary Emphysema), and to compare this system with a freeware system tool. METHODS: Thirty-three HRCT images scanned at the apex, hilum and base of the lungs of 11 patients with COPD were analyzed. The SISDEP was compared with the Osiris Medical Imaging Software Program regarding lung parenchyma segmentation, precision of the measurement of the cross-sectional area of the lungs in mm(2), mean lung density (MLD), relative area (RA) of the lung occupied by voxels with attenuation values < -950 hounsfield units (RA -950), 15th percentile point (Perc15) and visualization of hyperinflated areas using a color mask...
September 2009: Jornal Brasileiro de Pneumologia: Publicaça̋o Oficial da Sociedade Brasileira de Pneumologia e Tisilogia
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