| umls-concept:C0014008 | skos:definition | MSH: A condition when the SELLA TURCICA is not filled with pituitary tissue. The pituitary gland is either compressed, atrophied, or removed. There are two types: (1) primary empty sella is due a defect in the sella diaphragm leading to arachnoid herniation into the sellar space; (2) secondary empty sella is associated with the removal or treatment of PITUITARY NEOPLASMS.,NCI: A syndrome characterized by flattening or regression of the pituitary gland within the sella turcica cavity, resulting in an MRI image of an empty sella turcica. Signs and symptoms are secondary to pituitary gland hypofunction. | lld:umls |
