system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A previously healthy 8-year-old boy is brought to the physician by his mother because of 6 months of progressive fatigue and weight loss. His mother reports that during this time, he has had decreased energy and has become a “picky eater.” He often has loose stools and complains of occasional abdominal pain and nausea. His family moved to a different house 7 months ago. He is at the 50th percentile for height and 25th percentile for weight. His temperature is 36.7°C (98°F), pulse is 116/min, and blood pressure is 85/46 mm Hg. Physical examination shows tanned skin and bluish-black gums. The abdomen is soft, nondistended, and nontender. Serum studies show:
Na+ 134 mEq/L
K+ 5.4 mEq/L
Cl- 104 mEq/L
Bicarbonate 21 mEq/L
Urea nitrogen 16 mg/dL
Creatinine 0.9 mg/dL
Glucose 70 mg/dL
Intravenous fluid resuscitation is begun. Which of the following is the most appropriate initial step in treatment?"
assistant
Glucocorticoids