Thick Meconium-stained Amniotic Fluid in Pediatrics — Case | Pediatric Respiratory | SMLE Q#16632
SMLE Question #16632
Pediatrics
Pediatric Respiratory
Objective: OBJ-273
Last updated: February 2026
A 1-day-old post-term male newborn develops respiratory distress shortly after birth. Pregnancy reached 42 weeks and was complicated by decreased fetal movements. Delivery was associated with thick meconium-stained amniotic fluid. He has tachypnea with subcostal retractions and grunting; lung auscultation reveals coarse breath sounds bilaterally. Chest radiograph shows patchy, coarse, asymmetric infiltrates with areas of hyperinflation and flattened diaphragms. What is the most likely diagnosis?
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