1.Conclusion:Pituitary abscess should be considered when patients presented diabetes insipidus,hypopituitarism,sella bone erosion and sella neoplasm similar to a cyst tumor in CT or MRI.

1.若病变不大，但引起较严重的蝶骨质破坏，现为尿崩症和功能低下时，应首先考脓肿。