Fig. 31.1 Chordoma. (a) Coronal T1-weighted pre-gadolinium image. (b) Coronal T1-weighted post-gadolinium image. (c) Sagittal T1-weighted post-gadolinium image. (d) Coronal T2-weighted image. A large, lobular, heterogeneously enhancing mass is centered…
Fig. 13.1 ACTH adenoma. (a) Sagittal T1-weighted post-gadolinium image. (b) Coronal T1-weighted post-gadolinium image. The pituitary gland is enlarged, with heterogeneous enhancement and nodular erosion of the left sellar floor….
Fig. 11.1 Prolactinoma. (a) Sagittal T1-weighted post-gadolinium image. (b) Coronal T1-weighted post-gadolinium image. A small, hypoenhancing sellar mass is present in the left aspect of the sella. The mass abuts…
Fig. 40.1 Plasmacytoma. (a) Sagittal T1-weighted precontrast image. (b) Axial T1-weighted precontrast image. (c) Axial T1-weighted gadolinium-enhanced image. There is an expansile, homogeneously enhancing mass replacing the entire clivus. The…
Fig. 42.1 Gangliocytoma in the presence of a prolactinoma. This sagittal T1-weighted gadolinium-enhanced MR image shows a heterogeneously enhancing mass of the sellar region with sellar expansion (Adapted with permission…
Fig. 67.1 Empty sella syndrome. (a, b) Coronal T1-weighted gadolinium-enhanced MR images. The pituitary gland appears flattened, with increased cerebrospinal fluid (CSF) space above the gland. The optic chiasm is…
Fig. 30.1 Schwannoma of the trigeminal nerve. Coronal T1-weighted gadolinium-enhanced MR image. A large enhancing mass is centered in the left parasellar region Fig. 30.2 Trigeminal schwannoma. (a) Axial T1-weighted…
Fig. 17.1 Pituitary apoplexy. (a) Sagittal T1-weighted pre-gadolinium image. (b) Coronal T1-weighted pre-gadolinium image. (c) Sagittal T1-weighted post-gadolinium image. (d) Coronal T1-weighted post-gadolinium image. Within the sella, there is an…
Fig. 54.1 Sellar tuberculoma. (a) Sagittal T1-weighted gadolinium-enhanced image. (b) Coronal T1-weighted gadolinium-enhanced image. A heterogeneously enhancing mass of the sella and suprasellar region is visualized. A patchy area of…
Fig. 57.1 Lymphocytic hypophysitis. (a) Sagittal T1-weighted gadolinium-enhanced MR image. (b) Coronal T1-weighted gadolinium-enhanced image. Nodular thickening involves the superior pituitary stalk. The pituitary gland appears normal in size Fig….
