Sagittal fluid-attenuated inversion recovery image (TR/TE/TI, 8800/130/2200) shows confluent subependymal and callosal white matter hyperintensity (arrows),

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MR images of cytoarchitectural dysplasia

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A and B, Sagittal (A) and axial (B) fast spin-echo images of the cervical spine before treatment demonstrate diffuse increase in signal intensity (arrows)

Patient with cholesteatoma on the right and chronic otitis media without cholesteatoma on the left. Patient with cholesteatoma on the right and chronic.

A, Sagittal T2WI MR image demonstrates a focal dorsal indentation (arrow) in the thoracic spinal cord. A, Sagittal T2WI MR image demonstrates a focal dorsal.

Slice no. 5. Slice no. 5. T2-weighted coronal image (20/9.2/12) at the level of the temporal horns (33 weeks' gestation). Large arrow, cingulate sulcus;

A young adult with intractable seizures.

A, Measurement of the angle between the TS-OP line and the hard palate in the lateral scout view of the brain CT (black arrow). A, Measurement of the angle.

Brain and spine MR imaging of a 48-year-old woman with Zika virus infection and encephalitis and myelitis. Brain and spine MR imaging of a 48-year-old.

Stretch injury with suprascapular neuropathy.

Examples of leukoencephalopathy grading.

A, Sagittal T2WI MR image demonstrates a typical intraspinal extramedullary arachnoid cyst. A, Sagittal T2WI MR image demonstrates a typical intraspinal.

Normal MR imaging findings in a 59-year-old man with right SSHL

A, 55-year-old woman who underwent superficial parotidectomy 22 years before recurrence. A, 55-year-old woman who underwent superficial parotidectomy 22.

Sagittal T2-weighted image in a 29-year-old woman with chronic back pain. Sagittal T2-weighted image in a 29-year-old woman with chronic back pain. Intervertebral.

T2-weighted images of a patient with an infarction within the anterior MCA branch territory on day 5 (patient 15) show high SI changes within the ipsilateral.

AP (A) and lateral (B) radiographs demonstrating a discontinuous segment of the catheter, with broken catheter ends in the subcutaneous tissue of the lower.

Two different patients with type 3 large CPCs containing tumor.

Sagittal T1-weighted (A) and coronal T2-weighted (B) MR images show the frontoparietal intracalvarial mass lesion that was hypointense on T1-(A) and hyperintense.

A 50-year-old woman with a history of tick bite and erythema migrans rash treated with doxycycline, who had recurrent erythema migrans rash with headache,

A, Sagittal view through the brain stem and cervical spinal cord shows the extent of T2 hyperintensities involving the pyramidal tract and posterior columns.

Involvement of the frontal and parietal lobes in patients with isolated cortical hyperintensities. Involvement of the frontal and parietal lobes in patients.

Isolated inflammatory scleritis: orbital MR imaging.

Benign peripheral nerve sheath tumor of the sciatic nerve shows the typical split fat sign (arrow) on coronal T1 (A), target sign (short arrow) on coronal.

Patient 8. Patient 8. A, Follow-up at day 15. MSE is still identified in the thrombosed vein. B, A hyperintense spot is present in the lumen of a cortical.

Axial T2-weighted MR imaging at the level of the internal auditory canals, demonstrating a large, homogeneous mass filling the right internal auditory.

Ill-defined margins as a sign of malignancy.

Axial T2-weighted MR images

A 43- year-old patient after a motor vehicle crash with no osseous injury. A 43- year-old patient after a motor vehicle crash with no osseous injury. A,

Case 21: 7-year-old girl with bilateral perisylvian, lateral parietal, and parieto-occipital polymicrogyria. Case 21: 7-year-old girl with bilateral perisylvian,

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Patient 1. Patient 1. Axial fluid-attenuated inversion recovery (FLAIR) imaging (A), diffusion-weighted imaging (DWI) (B), and apparent diffusion coefficient.

Follow-up prenatal MR imaging at 36 weeks’ gestation.

1, Axial T2 image in patient 1 demonstrates bilateral cystic spaces in the biparietal periventricular white matter. 2, Axial T2 image in patient 2 demonstrating.

Ultrasonography (A–C) and MR imaging (D and E) (time interval, 7 days) from an infant with NKHG.A–C, Sagittal views showing (A) a hypoplastic corpus callosum.

A 34-year-old woman with SLE with APS

Axial T2 (A) and axial T2 FLAIR (B) images show periventricular white matter hyperintensities (arrows), prominent Virchow-Robin spaces (arrowheads), ventriculomegaly,

Images of Patient 5, a 35-year-old woman with chordoid glioma.

Sagittal T1-weighted MR image of the pituitary gland in a term neonate (born at gestational week 38) obtained near term (corrected age of 39 weeks; 7 days.

Sagittal T1-weighted MR image of the pituitary gland in a preterm neonate (born at gestational week 28) obtained near term (corrected age of 39 weeks;

A, Sagittal T1-weighted image demonstrates a mildly hypointense well-defined mass arising from the posterior aspect of the tongue abutting the inferior.

Sagittal midline T1-weighted (A) and coronal fluid-attenuated (B) inversion recovery (C) images demonstrate evidence of progressive cerebellar atrophy.

Images from the case of an 8-year-old female patient with complex I mitochondrial disease, which was diagnosed when the patient was older than 3 years.

Case 2. Case 2. A, Axial T1-weighted image (spin-echo: TR/TE, 650/9.3) shows a lobulated mass in the right parotid gland, with a low-signal-intensity well-defined.

Images were obtained 5 weeks after the accident

MR images of the brain (axial sections, fluid-attenuated reversion recovery sequences) show the symmetric hyperintensities (arrows) involving the pyramidal.

T1-weighted image obtained 2 months after exposure to carbon monoxide (A) shows slightly high-signal-intensity lesions in the bilateral substantia nigra.

Relationships between number and site of traumatic microbleeds and clinical and imaging parameters. Relationships between number and site of traumatic.

The “white gray sign.” Axial high-resolution 3D inversion recovery fast-spoiled gradient-echo T1-weighted image demonstrates decreased gray-white contrast.

On follow-up MR examination, 25 days after onset of symptoms, T2-weighted (A) and fluid-attenuated inversion recovery (B) MR images of brain show neuronal.

A 64-year-old man with an intra-abdominal abscess (patient 3).

A, Axial T2-weighted image (3500/90/2) shows a well-defined deep right occipital white matter lesion (asterisk) and a subcortical linear hyperintensity.

Typical imaging presentation on FLAIR

Axial T2-weighted MR image shows normal flow void in the right internal jugular vein (arrows), whereas flow-related enhancement can be seen in the left.

Intraoperative images show a typical pearly appearance of a cholesteatoma (arrow, A), in the aditus ad antrum, next to the posterior wall of the EAC (dashed.

Images from case 1, with typical findings of ectopic posterior pituitary lobe.A, Unenhanced midline sagittal spin-echo T1-weighted image (625/13/4) shows.

Images of a 12-year-old male patient with X-linked ALD with stable neurologic function. Images of a 12-year-old male patient with X-linked ALD with stable.

T2 shinethrough artifact in DWI

Hyperacute infarction (2 hours after onset) in a 39-year-old man with the left internal carotid artery dissection presenting with right-sided weakness.

MR images of the cervical spine

A–C, Axial T2-weighted images 7 days after the ictus, demonstrating punctate hyperintensities throughout the white matter, on a background of slightly.

In another infant with a left-sided BPL paralysis following birth trauma, there is only hyperintensity of the left BPL on the coronal STIR T2-weighted.

Axial fluid-attenuated inversion recovery MR of same patient as in Fig 1 done 19 days later (patient remained hospitalized) now showing an isointense area.

Corticobasal degeneration (CBD), case 3.

Two cases with Sylvian fissure SAH

Presentation transcript:

Sagittal fluid-attenuated inversion recovery image (TR/TE/TI, 8800/130/2200) shows confluent subependymal and callosal white matter hyperintensity (arrows), which is typical of chronic white matter ischemic changes. Sagittal fluid-attenuated inversion recovery image (TR/TE/TI, 8800/130/2200) shows confluent subependymal and callosal white matter hyperintensity (arrows), which is typical of chronic white matter ischemic changes. There is no evidence of either the Dot-Dash sign or subcallosal striations. Christopher J. Lisanti et al. AJNR Am J Neuroradiol 2005;26:2033-2036 ©2005 by American Society of Neuroradiology