Increasing Hypoxemia and Dyspnea in Mild Chronic Obstructive Pulmonary Disease

• Autores: Boris Medarov, Haroon Chaudhry, Thomas Myint
• Localización: JAMA: the journal of the American Medical Association, ISSN 0098-7484, Vol. 317, Nº. 10, 2017, págs. 1072-1073
• Idioma: inglés
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• Resumen

  • A man with a 3-year history of chronic obstructive pulmonary disease presented with increasing dyspnea on exertion, requiring increasing flow rates of oxygen. He was a former smoker with a 50–pack-year history. He had been diagnosed with stage I low-grade prostate cancer several years previously.

    Lung examination showed no wheezing. Cardiac examination showed a prominent pulmonary component (P2) of the second heart sound. Noncontrast computed tomography of the chest was unremarkable