File:Meconium aspiration syndrome 01.jpg

Meconium aspiration syndrome

• The images are from a term infant born through thickly stained meconium liquor.
• The infant had initial respiratory distress.
• She developed cyanosis and an oxygen requirement.
• This initial film show bilateral patch opacity with hyperinflation (although not severe).

She deteriorated and was ventilated. On the third image, she appears to have some air leak with a prominent mediastinal lucency and some free air at the bases. There is still patchy opacity of the lung fields.

MAS usually presents as respiratory distress and cyanosis. Pulmonary hypertension is common.

• The radiograph usually shows
• Coarse infiltrates
• Widespread consolidation
• Hyperinflation
• Pleural effusions are not uncommon
• Pneumothorax and pneumomediastinum may be present

Original File Name: CXR_-_MAS.jpg http://www.adhb.govt.nz/newborn/teachingresources/radiology/CXR/MAS/CXR%20-%20MAS%20progress.jpg

Image and text: National Women's Health at Auckland City Hospital

Reference

http://www.adhb.govt.nz/newborn/teachingresources/radiology/lungparenchyma.htm

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