A 5-year-old with a history of asthma is found barely responsive, with agonal breathing at 4 breaths/min, oxygen saturation unmeasurable by pulse oximetry, and cyanotic lips. Which category of respiratory dysfunction does this child demonstrate?

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Respiratory failure. Respiratory failure is identified when the child's breathing effort is insufficient to maintain adequate oxygenation and ventilation, evidenced here by near-apneic rate, unmeasurable SpO2, cyanosis, and markedly decreased level of consciousness.

A 5-year-old with a history of asthma is found barely responsive, with agonal breathing at 4 breaths/min, oxygen saturation unmeasurable by pulse oximetry, and cyanotic lips. Which category of respiratory dysfunction does this child demonstrate?

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