Behavioral Science & Ethics USMLE Step 1 Practice Question

A 9-year-old boy is brought to clinic by his mother for evaluation of school refusal. For the past 3 months, he has cried and complained of stomachaches each morning before school, refusing to attend 1-2 days per week. His mother reports he is clingy at home, following her from room to room and becoming visibly anxious when she leaves to run errands. He sleeps in her room most nights, reporting nightmares about her being in accidents. Despite these symptoms, his teacher notes he performs well academically and interacts appropriately with peers when at school. The boy denies experiencing panic attacks or dizziness. Vital signs are normal. On examination, he is alert and oriented, maintains appropriate eye contact, and demonstrates normal speech and affect when discussing school activities with his peers. When asked about separating from his mother, he becomes tearful. The remainder of the physical and neurological examinations are unremarkable. Which of the following is the most appropriate initial management?