A premature neonate at 30 weeks gestation on conventional mechanical ventilation has a PaCO2 of 65 mmHg with pH 7.22. Which ventilator adjustment should be made first to correct the hypercapnia?

Which laboratory finding in a pediatric oncology patient most warrants immediate intervention?

A 7-year-old presents with recurrent hypoglycemia, massive hepatomegaly, lactic acidosis, hyperuricemia, and hyperlipidemia precipitated by fasting. Which diagnosis is most likely?

I am a “night owl,” as I feel the most energetic and useful late into the evening. This is an example of the branch of chronemics known as establishing your 

An 18-month-old presents with fever, irritability, and right ear pain. Otoscopy reveals a bulging, erythematous, immobile right tympanic membrane with purulent fluid visible behind it. Tympanocentesis culture grows Streptococcus pneumoniae. Which diagnosis is confirmed?

A 10-year-old who underwent appendectomy reports moderate post-operative pain (5/10 on a numeric scale). Which analgesic approach is most appropriate and consistent with multimodal pain management principles?

A 12-year-old presents with severe right lower quadrant pain, nausea, fever, and voluntary guarding. Which combination of physical exam findings best supports a diagnosis of acute appendicitis?

Which of the following is not an acceptable source in a research paper? 

A 15-year-old with a medically complex chronic condition is approaching young adulthood and needs to transition to adult care. Which action most effectively facilitates a successful health care transition?

When evaluating a 6-month-old with recurrent pneumonia, which historical finding would most increase suspicion for underlying primary immunodeficiency?