Low-Flow Oxygen Face Mask Flow Rate in Pediatric Patients
Severely ill pediatric patients requiring mask oxygen should receive oxygen initially via an appropriately sized face mask at a flow rate >4 L/min. [1]
Medication Selection Algorithm
Not applicable.
Key Evidence Supporting This Recommendation
The WHO ETAT (Emergency Triage, Assessment and Treatment) guideline recommends initiating oxygen for severely ill children using either nasal prongs at weight-appropriate standard flows or through an appropriately sized face mask at >4 L/min to reach a peripheral capillary oxygen saturation target. [1]
Monotherapy vs Combination Therapy
Oxygen should be delivered with either nasal prongs (standard-flow) or a face mask (mask delivery) as the initial oxygen route for severely ill children with hypoxemia signs. [1]
Important Clarifications and Nuances
Humidification is not required for standard low-flow oxygen strategies, but humidification is needed when higher flows through nasal cannulae are used for prolonged periods. [1]
Initiation Thresholds
Oxygen should be initiated in severely ill children with signs of obstructed breathing, central cyanosis, severe respiratory distress, shock, or reduced level of consciousness. [1]
Common Pitfalls to Avoid
Mask oxygen should not be set at or below 4 L/min for this severely ill pediatric initial oxygen strategy because the guideline specifies a target range for face mask delivery as >4 L/min. [1]
Target Blood Pressure
Not applicable.
Oxygenation Goal
Oxygen delivered via face mask should be titrated to achieve a peripheral capillary oxygen saturation ≥94%. [1]