A 3-year-old is brought in by a parent who reports the child has been 'breathing fast' since this morning. You observe the child sitting upright, looking at you, with audible stridor and mild intercostal retractions. His skin is pink and warm. Using the Pediatric Assessment Triangle (PAT), which component is primarily abnormal?
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✓ Correct answer: D. Work of breathing onlyThe PAT assesses Appearance, Work of Breathing, and Circulation to skin; stridor and intercostal retractions indicate abnormal work of breathing, while the child's alertness and pink skin indicate normal appearance and circulation.
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