A Bubble CPAP Has Been Set Up on an Infant

question 18

Multiple Choice

A bubble CPAP has been set up on an infant at 12 L/min and the water column is reading 4 cm H₂O.A chest X-ray reveals mild lung overdistention.What is the most feasible explanation for this finding?

• A)The amount of CPAP is excessive for this age group.
• B)The flow rate is very high and the CPAP measured at the nasal prongs is probably > 4 cm H₂O.
• C)The cannula is probably too large for the infant and causes inadvertent CPAP.
• D)The chest X-ray finding is consistent with the amount of CPAP set at the water chamber.

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