PES Syndrome Presenting as Severe Hyponatremia in an Asymptomatic Septuagenarian

<div>MRI brain with contrast showing empty sella with complete absence of anterior and posterior pituitary glands/infundibulum and tissue representing an ectopic hypothalamic-pituitary gland. (a) Sagittal T1 section. (b) Coronal T1 section (white arrow shows the empty sella, and yellow arrows depict the ectopic pituitary gland).</div>

Case Reports in Endocrinology

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Figure 1

Figure 1: PES Syndrome Presenting as Severe Hyponatremia in an Asymptomatic Septuagenarian 