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Surgery
A 65-year-old man is being evaluated for possible right pneumonectomy for bronchogenic carcinoma. The value most suggestive of postuperative problems, is
Carbon monoxide diffusion capacity (DLCO) 55 percent predicted
Forced expiratory volume in 1 second (FEV1) 2L (83 percent of total forced vital capacity)
Maximal oxygen uptake (MVO2) 12 mLlkg/min
Pa CO2 50 torr
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