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180978 Medicine

A 32-year-old woman is evaluated in the clinic for symptoms of polyuria and polydipsia. She has no significant past medical history and her only medication is the oral contraceptive pill.Her physical examination is entirely normal. Urine and serum biochemistry investigations are suggestive of central diabetes insipidus (DI). Which of the following is the most likely finding on magnetic resonance imaging (MRT) of the brain?

Ahypothalamic tumor
Bhyperintense signals in the cerebral cortex
Cagenesis of the corpus callosum
Dlack of hyperintense signals from the posterior pituitary
Medicine
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