Pulmonary Surgical ProceduresAsthmaAcute DiseasePeak Expiratory Flow RateAnti-Asthmatic AgentsAlbuterolStatus AsthmaticusBronchodilator AgentsNebulizers and VaporizersPulmonary Disease, Chronic ObstructiveForced Expiratory VolumeSurgical Procedures, OperativeAdministration, InhalationEmergency Service, HospitalAminophyllineTreatment OutcomeAdrenal Cortex HormonesSpirometrySeverity of Illness IndexRespiratory Function TestsIpratropiumRespiratory Care UnitsInhalation SpacersMagnesium SulfateRetrospective StudiesAdrenergic beta-Agonists