acute respiratory distress syndrome pediatric acute respiratory distress syndrome Acute respiratory distress syndromet that occurs in pediatric patients and includes findings of new infiltrates (unilateral or bilateral) consistent with acute parenchymal disease, edema not fully explained by fluid overload or cardiac failure, and may present as new acute lung disease in setting of chronic lung disease and/or heart disease, and perinatal lung disease is excluded. MEDGEN:1876564 Orphanet:685082 UMLS:C6012346 GARD:0027370 PARDS