Who is considered a pediatric patient?

• A. Patients under 18 years old or who do not show signs of puberty (including chest hair or underarm hair on males & any breast development in females)
• B. Patients under 12 years old
• C. Patients between 12 and 17 only
• D. All patients

Answer: (A)

Pediatric patients are defined by developmental stage, commonly as those younger than 18 or who have not yet entered puberty. This matters because anatomy, physiology, and how medications are dosed change as a child grows; recognizing puberty status helps tailor care for airway management, dosing, and equipment sizing. Therefore, describing someone as under 18 or not showing signs of puberty captures both the age cutoff and the biological maturity that guides pediatric care. For example, a 17-year-old who has begun puberty still falls under pediatric care due to age, while an 18-year-old who has not yet shown pubertal development would also be treated with pediatric considerations. The other options miss parts of the pediatric population or inappropriately include adults, so they’re not as accurate.