title: What are the biochemical parameters of pleural fluid that best identify parapneumonic effusions?
authors.forename: J D
authors.initials: JD
authors.lastname: Santotoribio
authors.forename: A
authors.initials: A
authors.lastname: León-Justel
authors.forename: C
authors.initials: C
authors.lastname: Delgado-Pecellín
authors.forename: J M
authors.initials: JM
authors.lastname: Guerrero
mesh_terms: D000243:Adenosine Deaminase / Q000032:analysis; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001826:Body Fluids / Q000737:chemistry*; D016724:Empyema, Pleural / Q000175:diagnosis* / Q000209:etiology; D005260:Female; D005947:Glucose / Q000032:analysis; D006801:Humans; D007223:Infant; D007770:L-Lactate Dehydrogenase / Q000032:analysis; D019344:Lactic Acid / Q000032:analysis; D008297:Male; D008875:Middle Aged; D010996:Pleural Effusion / Q000175:diagnosis* / Q000209:etiology; D011014:Pneumonia / Q000150:complications
chemical_list: D019344:Lactic Acid; D007770:L-Lactate Dehydrogenase; D000243:Adenosine Deaminase; D005947:Glucose