Pituitary stalk interruption syndrome

Case contributed by Dalia Ibrahim
Diagnosis almost certain

Presentation

Delayed menarche. Reduced FSH, LH and growth hormone levels.

Patient Data

Age: 15 years
Gender: Female

Ectopic posterior pituitary at the median eminence.

Small hypoplastic adenohypophysis.

Absent pituitary stalk.

Enlarged nasopharyngeal adenoids (incidental finding).

Case Discussion

Pituitary stalk transection syndrome, also known as pituitary stalk interruption syndrome, is a disease characterized by absent/hypoplastic anterior pituitary gland, thin or absent infundibulum and ectopic posterior pituitary location .

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