A 3-year-old African American boy is brought to his new pediatrician by his mother over concerns of poor growth, fatigue, and irritability. On examination, he has an abnormally large head and generalized muscular hypotonia. His left wrist demonstrates the findings seen in the image. What is the most appropriate next step? Learn more about this case, take the quiz, and join the conversation on Figure 1.
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Learn more about this case, and join the conversation on Figure 1.