Abnormality of the endocrine system Ectopic posterior pituitary 2012-04-22T01:43:25Z UMLS:C3279571 HP:0011755 Ectopic neurohypophysis An abnormal anatomical location of the posterior lobe of the hypophysis, also known as the neurohypophysis. The posterior pituitary is normally present in the dorsal portion of the sella turcica, but when ectopic is usually near the median eminence. This defect is likely to be due to abnormal migration during embryogenesis. SNOMEDCT_US:715727009 UMLS:C4053775 Ectopic posterior pituitary lobe Abnormal brain morphology