Meconium aspiration

Changed by Alexandra Stanislavsky, 17 Nov 2015

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Meconium aspiration occurs secondary to intrapartum or intrauterine aspiration of meconium, usually in the setting of ~~foetal~~fetal distress, and usually in ~~term~~ term or post-term infants.

Pathology

Aspirated meconium can cause small airways obstruction and a chemical pneumonitis.

Radiographic features

Plain film

Features include

high lung volumes (secondary to small airway obstruction)
asymmetric, patchy pulmonary opacities
pleural effusions can be seen
pneumothorax in 20-40% of cases (secondary to small airway obstruction)

-<p><strong>Meconium aspiration</strong> occurs secondary to intrapartum or intrauterine aspiration of meconium, usually in the setting of foetal distress, and usually in term or post-term infants.</p><h4>Pathology</h4><p>Aspirated meconium can cause small airways obstruction and a chemical pneumonitis.</p><h4>Radiographic features</h4><h5>Plain film</h5><p>Features include</p><ul>
+<p><strong>Meconium aspiration</strong> occurs secondary to intrapartum or intrauterine aspiration of meconium, usually in the setting of fetal distress, and usually in term or post-term infants.</p><h4>Pathology</h4><p>Aspirated meconium can cause small airways obstruction and a chemical pneumonitis.</p><h4>Radiographic features</h4><h5>Plain film</h5><p>Features include</p><ul>

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