Diabetes Mellitus USMLE Step 1 Practice Question
A 9-year-old boy presents with progressive headaches, growth failure, and visual field defects. Vital signs show BP 98/62, HR 88, RR 18, temp 37°C, SpO2 98%. He denies polyuria and polydipsia. Fasting glucose is 105 mg/dL. MRI of the brain reveals a suprasellar cystic mass with central calcifications and mass effect on the optic chiasm. Which of the following is the most likely diagnosis?
Answer choices
- AMeningioma
- BCraniopharyngiomaCorrect answer
- CPituitary prolactinoma
- DPheochromocytoma
- ERathke cleft cyst without symptoms
- FOptic nerve glioma
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