Post-contrast CT with multiple views showing a ring enhancing lesion with OTS reconstruction for surgery. [Courtesy of Dr. J. Spears]
Post-contrast CT with multiple views displaying a large olfactory meningioma expanding around the internal carotids and as far as the clivus. Note the mass effect displacing the corpus callosum superiorly and posteriorly and erosion of the anterior fossa floor....
Well-demarcated, homogeneous, extra-axial lesion. a) CT b) T1 weighted MRI (note that the tumour is isointense to the gray matter) c) T1 weighted MRI post contrast. [Courtesy of Dr. W. Montanera]
Post-contrast axial CT image showing a lung metastasis in the right hemisphere adjacent to the falx with surrouding edema and effacement of the sulci in the right hemisphere secondary to the mass effect. [Courtesy of Dr. J. Spears]
Large gliooma with midline shift and compression of sulci. [Courtesy of Dr. G. Olscamp]
T2 Weighted Image of a Glioblastoma Multiforme. Large heterogeneous mass with irregular borders and associated hemorrhage [Courtesy of Dr. W. Montanera]
This is a lateral projection of the skull of a patient with a history of right leg weakness after a fall. Notice the fracture of the left parietal bone.
Image A: Axial CT displaying a perched facet. Image B: Coronal reconstruction of CT displaying a perched facet. Image C: Sagittal reconstruction of CT displaying a perched facet. [Courtesy of Dr. J. Spears]
Image A: Non-united type 2 odontoid fracture (left) and odontoid view (right). Image B: Odontoid view. Examine the dens for fracture.
Axial CT (left) with a right “naked” facet. This CT shows a normal articulating surface with both facets facing each other on the left and a jumped facet on the right. Sagittal CT (right) showing a jumped facet. [Courtesy of Dr. J. Spears]
