Breathing complaints common in pediatrics
Infants/children have higher predisposition to respiratory failure relative to adults
Higher resting metabolic rate requires more oxygen
Anatomical differences (e.g. smaller diameter airways) predispose to respiratory failure
Vast majority of pediatric cardiac arrests are secondary to respiratory problem
Included here are other respiratory chief complaints, such as tachypnea, irregular breathing, abnormal respiratory sounds or appearance, cyanosis, which parents may have noticed
Higher resting metabolic rate requires more oxygen
Anatomical differences (e.g. smaller diameter airways) predispose to respiratory failure
Vast majority of pediatric cardiac arrests are secondary to respiratory problem
Acute dyspnea 
Airway obstruction
Acute chest pain
Anaphylaxis
Chest pain 
Angioedema
Acute chest syndrome
Aspirated foreign body