=====Ectopic pituitary neuroendocrine tumor=====
Ectopic pituitary neuroendocrine tumors are exceedingly rare entities that are often misdiagnosed. The resulting delay in diagnosis may be particularly concerning in the case of [[Cushing syndrome]] caused by an ectopic [[Corticotroph adenoma]] (ectopic [[adrenocorticotropic hormone]] ([[ACTH]])-secreting pituitary neuroendocrine tumor). 

see [[Ectopic corticotroph adenoma]].