PMC10151784_01
Timeline depicting the clinical course of the disease, from the onset of signs and symptoms until admission to the Paediatric Department.
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Due to the persistence of intense thirst and polyuria the patient had already undergone some medical investigations: no abnormalities were found at urologic assessment and renal ultrasound ( Figure 1 ).
Pituitary stalk enlargement with contrast enhancement (left panel, yellow circle); loss of posterior pituitary bright (right panel, yellow circle).
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T1 weighted imaging ( Figure 2 ). Those signs were consistent with neuroinfundibulohypophysitis.
Brain MRI after 2 months: stable thickened pituitary stalk and undetectable posterior pituitary (circle).
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After 2 months, follow-up MRI showed stable PST and still undetectable posterior pituitary, consistent with the persistence of inflammation of this cerebral area ( Figure 3 ).