Pituitary stalk interruption syndrome

Case contributed by Ivan Turkalj
Diagnosis certain


Patient with short stature and absence of secondary sex characteristics.

Patient Data

Age: 20 years
Gender: Male

MRI Brain: Pituitary protocol


A small-sized anterior pituitary gland with absence of the pituitary stalk is evident, along with a mal-positioned posterior pituitary gland to the level of median eminence.    

Case Discussion

A triad of a thin or interrupted pituitary stalk, aplasia or hypoplasia of the anterior pituitary and absent or ectopic posterior pituitary are characteristics of pituitary stalk interruption syndrome.

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