Parasellar choristoma

Pituitary and Parasellar Surgery

Sellar and parasellar abnormalities

1. Attending Physician in the Neuroradiology Department, University of São Paulo Medical School (FMRP-USP), Radiologist at Cedirp, Ribeirão Preto, SP, Brazil. E-mail: [email protected]. The sellar and parasellar regions constitute an anatomically complex area comprising various important neurovascular structures within a small space. The sellar region includes the sella turcica and the pi...

Extraaxial parasellar cavernous hemangioma.

Intracranial cavernous hemangiomas (cavernomas) are uncommon vascular hamartomas that develop infrequently in an extracerebrallocation, with the middle cranial fossa being the most frequently reported site [1, 2]. Accurate presurgical diagnosis is not often achieved, and because of their location and propensity to bleed profusely during surgery, these tumors are usually impossible to resect com...

Epibulbar complex cartilaginous choristoma

To newly describe the clinical and histopathological characteristics of epibulbar complex cartilaginous choristoma incidentally observed in a series of pterygium excision patients.Noncomparative case series with chart review of 8 patients.During a 4-year period, we identified 8 cases of conventional unilateral nasal subpterygial cartilaginous choristoma in 1799 pterygium patients and analyzed t...

Sellar and Parasellar Metastatic Tumors

The sellar and parasellar (SPS) region is a complex area rich in vital neurovascular structures and as such may be the location of first manifestation of a systemic malignancy. Metastases to this region are rare; breast cancer is the most common source among those that metastasize to the SPS region. Ophthalmoplegia, headache, retroorbital or facial pain, diabetes insipidus, and visual field def...