Review Question - QID 109730

A 12-year-old boy is brought to his pediatrician in order to be medically cleared for playing baseball. On presentation, the boy’s only complaint is that he has never been able to completely keep up with his classmates during gym or on the playground because he feels fatigued and short of breath. A review of his prior medical history reveals that he hit all his developmental milestones as expected and has otherwise been healthy. He lives with his parents and eats a diet consisting of mostly fast food and soda. Physical exam reveals a thin, pale boy with decreased color under his eyelids. A panel of hematologic tests are obtained with the following results:

Hemoglobin: 11 g/dL
Leukocyte count: 4,250/mm^3
Platelet count: 185,000/mm^3
Mean corpuscular volume: 116 µm^3
Blood smear: neutrophils with extra lobes

Crystals are also found within this patient's urine. Which of the following treatments would be effective for this patient’s most likely condition?