[RESIDUAL FUNCTIONAL CAPACITY IN EMPHYSEMA PATIENTS. COMPARISON OF THE CLOSED-CIRCUIT HELIUM DILUTION METHOD AND THE OPEN-CIRCUIT OR PROLONGED NITROGEN ELIMINATION METHOD].
D004646:Emphysema; D005652:Functional Residual Capacity; D006371:Helium; D006801:Humans; D007201:Indicator Dilution Techniques; D009584:Nitrogen; D011656:Pulmonary Emphysema; D012129:Respiratory Function Tests
D006371:Helium; D009584:Nitrogen
HELIUM; NITROGEN; PULMONARY EMPHYSEMA; RESPIRATORY FUNCTION TESTS
CAPACIDAD RESIDUAL FUNCIONAL EN PACIENTES ENFISEMATOSOS. COMPARACI'ON DEL M'ETODO DE  CIRCUITO CERRADO DE DILUCI'ON DEL HELIO CON EL M'ETODO DE CIRCUITO ABIERTO O ELIMINACI'ON PROLONGADA DE NITR'OGENO.