Parameswaran, K Lipid-laden macrophages in induced sputum are a marker of oropharyngeal reflux and possible gastric aspiration. [electronic resource] - The European respiratory journal Dec 2000 - 1119-22 p. digital Publication Type: Journal Article ISSN: 0903-1936 Standard No.: 10.1034/j.1399-3003.2000.16f17.x doi Subjects--Topical Terms: AdultAsthma--diagnosisBiomarkersFemaleForced Expiratory Volume--physiologyGastric Acidity DeterminationGastroesophageal Reflux--diagnosisHumansInclusion Bodies--ultrastructureLipids--analysisMacrophages--immunologyMaleMiddle AgedMonitoring, AmbulatoryPneumonia, Aspiration--diagnosisSputum--immunology