What was the cause of death among neonates treated with an oxygenator constructed of dimethylpolysiloxane used in a 1963 ECLS trial?

A. pulmonary embolism?B. intraventricular hemorrhage
C. infant respiratory distress syndrome
D. bronchopulmonary dysplasia


ANS: B
A. Incorrect response: See explanation B.
B. Correct response: An oxygenator constructed of a membrane composed of dimethylpolysiloxane, similar to the one currently in common use, was developed in 1963. Several neonates were supported with ECLS, but all died of intraventricular hemorrhage.
C. Incorrect response: See explanation B.
D. Incorrect response: See explanation B.

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