Presentation is loading. Please wait.

Presentation is loading. Please wait.

A–C, Thin-section (1-mm) coronal and axial CT images of the skull base obtained with an edge-enhancing bone algorithm show enlargement (arrows) of the.

Published byBriana Banks Modified over 5 years ago

Similar presentations

Presentation on theme: "A–C, Thin-section (1-mm) coronal and axial CT images of the skull base obtained with an edge-enhancing bone algorithm show enlargement (arrows) of the."— Presentation transcript:

1 A–C, Thin-section (1-mm) coronal and axial CT images of the skull base obtained with an edge-enhancing bone algorithm show enlargement (arrows) of the mastoid canals of cranial nerve VII (A), the foramina of ovale (B), and rotundum (C) bilaterally. A–C, Thin-section (1-mm) coronal and axial CT images of the skull base obtained with an edge-enhancing bone algorithm show enlargement (arrows) of the mastoid canals of cranial nerve VII (A), the foramina of ovale (B), and rotundum (C) bilaterally. Todd R. Aho et al. AJNR Am J Neuroradiol 2004;25: ©2004 by American Society of Neuroradiology

Download ppt "A–C, Thin-section (1-mm) coronal and axial CT images of the skull base obtained with an edge-enhancing bone algorithm show enlargement (arrows) of the."

Similar presentations

Color pressure maps (mm Hg) in a healthy subject in the axial (A) and coronal (D) planes as well as for a patient (C and F) with a type IIa DAVF affecting.

Color pressure maps (mm Hg) in a healthy subject in the axial (A) and coronal (D) planes as well as for a patient (C and F) with a type IIa DAVF affecting.
A 50-year-old man with MD. Axial thin-section CT image shows decreased distance between the vertical limb of the posterior semicircular canal and the posterior.

A 50-year-old man with MD. Axial thin-section CT image shows decreased distance between the vertical limb of the posterior semicircular canal and the posterior.
Two axial images from the same case of a facial nerve schwannoma involving the right mastoid segment of the facial nerve canal. Two axial images from the.

Two axial images from the same case of a facial nerve schwannoma involving the right mastoid segment of the facial nerve canal. Two axial images from the.
A 30-year-old man with PSA

A 30-year-old man with PSA
123I/Tc-99m sestamibi subtraction scan (top left); neck sonogram in region of cystic mass (top right); axial arterial phase CT scan (bottom left); and.

123I/Tc-99m sestamibi subtraction scan (top left); neck sonogram in region of cystic mass (top right); axial arterial phase CT scan (bottom left); and.
Case 1. Case 1. CT scans in an 8-year-old boy with an ectopic tooth in the left nasal cavity.A, Coronal scan obtained with a bone window setting of 600-HU.

Case 1. Case 1. CT scans in an 8-year-old boy with an ectopic tooth in the left nasal cavity.A, Coronal scan obtained with a bone window setting of 600-HU.
Subsidence of LT-CAGE devices at L5–S1.

Subsidence of LT-CAGE devices at L5–S1.
Thin-section (2.5-mm) axial T1-weighted spoiled gradient-echo gadolinium-enhanced images of the brain obtained at 1.5 T for Gamma knife localization (trigeminal.

Thin-section (2.5-mm) axial T1-weighted spoiled gradient-echo gadolinium-enhanced images of the brain obtained at 1.5 T for Gamma knife localization (trigeminal.
Demonstration of a bilaterally duplicated hypoglossal canal.

Demonstration of a bilaterally duplicated hypoglossal canal.
Normal progression of interbody fusion in a 28-year-old woman.

Normal progression of interbody fusion in a 28-year-old woman.
Intraosseous temporal bone meningioma in a 45-year-old woman who presented with left-sided hearing loss and tinnitus. Intraosseous temporal bone meningioma.

Intraosseous temporal bone meningioma in a 45-year-old woman who presented with left-sided hearing loss and tinnitus. Intraosseous temporal bone meningioma.
Two coronal views of the same case, demonstrating the aggressive appearing imaging features of mastoid segment FNSs. The left coronal T1-weighted postcontrast-enhanced.

Two coronal views of the same case, demonstrating the aggressive appearing imaging features of mastoid segment FNSs. The left coronal T1-weighted postcontrast-enhanced.
A–C, Case 5. A–C, Case 5. Axial CT images at 1 month after birth show bilateral frontal and parietal calcifications (arrows). D–F, These calcifications.

A–C, Case 5. A–C, Case 5. Axial CT images at 1 month after birth show bilateral frontal and parietal calcifications (arrows). D–F, These calcifications.
MRN technique. 3T MR neurography imaging sequences with isotropic multiplanar reconstruction. 3D T2 SPACE with multiplanar reconstruction of the cervical.

MRN technique. 3T MR neurography imaging sequences with isotropic multiplanar reconstruction. 3D T2 SPACE with multiplanar reconstruction of the cervical.
A, Axial source image from a contrast-enhanced MRA unambiguously demonstrates a tiny (

A, Axial source image from a contrast-enhanced MRA unambiguously demonstrates a tiny (
Case 1, extranodal orbital involvement in Rosai-Dorfman disease.

Case 1, extranodal orbital involvement in Rosai-Dorfman disease.
A 7-month-old boy with left hemimegalencephaly

A 7-month-old boy with left hemimegalencephaly
Intracranial hypertension in a 30-year-old woman presenting with headaches and tinnitus. Intracranial hypertension in a 30-year-old woman presenting with.

Intracranial hypertension in a 30-year-old woman presenting with headaches and tinnitus. Intracranial hypertension in a 30-year-old woman presenting with.
Coronal gadolinium-enhanced T1-weighted image (TR/TE/NEX, 500/15/2) at the level of the foramen ovale shows a significantly enhancing V3 branch (arrow)

Coronal gadolinium-enhanced T1-weighted image (TR/TE/NEX, 500/15/2) at the level of the foramen ovale shows a significantly enhancing V3 branch (arrow)
Coronal gadolinium-enhanced T1-weighted image (TR/TE/NEX, 500/15/2) illustrates the normal appearance of V3 as it exits the skull base through the foramen.

Coronal gadolinium-enhanced T1-weighted image (TR/TE/NEX, 500/15/2) illustrates the normal appearance of V3 as it exits the skull base through the foramen.

Similar presentations

Ads by Google