CT scan demonstrates significant enlargement of the olfactory cleft in the adenocarcinoma (ADC) group compared with NSP and healthy sinus controls (HSC)

Slides:

Advertisements

Similar presentations

Patient 4. Patient 4. Sinonasal carcinoma t(15;19). A, CT scan demonstrates a midline sinonasal tumor (arrow) with lytic bony destruction of the paranasal.

Advertisements

Ruptured PICA aneurysm in a 62-year-old man presenting in poor clinical condition. Ruptured PICA aneurysm in a 62-year-old man presenting in poor clinical.

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.

A, CT scan showing disk herniation in the posterolateral part of the L4-L5 disk.B, Transforaminal periradicular infiltration at the L5–S1 level, demonstrating.

Coronal (A) and axial (B) noncontrast CT scans of the paranasal sinuses show an air cell within the intersinus septum. Coronal (A) and axial (B) noncontrast.

Axial contrast-enhanced CT scan of the neck demonstrates a hypoattenuated poorly circumscribed right peritonsillar/parapharyngeal masslike lesion, with.

Coronal CT scans showing variation in concha size wth preservation of nasal air channels.A, Coronal CT scan of the paranasal sinuses shows moderate-sized.

Demonstration of a bilaterally duplicated hypoglossal canal.

Image shows appearance of septum within dural sinus in a 68-year-old woman with normal results of an MR imaging examination. Image shows appearance of.

Line graph showing change in size over time relative to baseline CT

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.

Receiver operating characteristic curves with statistical significance are shown. Receiver operating characteristic curves with statistical significance.

Case 1, extranodal orbital involvement in Rosai-Dorfman disease.

Measurement of widths on a coronal scan passing through the crista galli and the posterior half of both ocular globes. Measurement of widths on a coronal.

A side-by-side comparison of EPVS in a cognitively healthy control versus a patient with aMCI A, A coronal MR brain image of a cognitively healthy control.

Coronal CT scan of the paranasal sinuses shows a moderate-sized left concha bullosa with moderate deviation of the nasal septum convexity to the right.

Dose values for 45 patient scans with use of the high-quality protocol

42-year-old male patient with follow-up neck CT for lymphoma at 70 kVp (A) and corresponding previous CT at 120 kVp (B). 42-year-old male patient with.

An 11-year-old girl with left-face sensitivity and left-temple pain.

Coronal (A) and axial (B) noncontrast CT scans of the paranasal sinuses show an air cell within the intersinus septum. Coronal (A) and axial (B) noncontrast.

Dural and intracranial extension of mass.

Contrast-enhanced CT scans show increased enhancement at the right cavernous sinus.A, Contrast-enhanced CT scan obtained in 1994 shows that the right tentorium.

A–C, Selected axial CT scans demonstrate dystrophic calcification of the subcortical arcuate fibers, globus pallidus, pulvinar, and cerebellar corticomedullary.

A, Coronal CT scan of the paranasal sinuses in a 45-year-old women with difficulty breathing shows the typical appearance of crista galli pneumatization.

Scout suture evaluation.

Postmyelography CTs showing (A) bilateral cervicothoracic CSF leaks without an associated meningeal diverticulum; B, Left thoracic meningeal diverticulum.

SWI data in a patient with progressive MS exquisitely demonstrate the location of iron deposition in the deep gray matter. SWI data in a patient with progressive.

Patient 10. Patient 10. A, Coronal high-resolution CT scan, obtained through the sphenoid sinus, shows a defective intersphenoid septum deviated to the.

Series of axial CT scans

A, Axial non-enhanced CT scan (soft-tissue algorithm) shows a heterogeneous right temporal bone lesion, with cortical thinning and bone remodeling of the.

More examples of woodworkers’ adenocarcinomas.

Intraoperative radiograph (A) and postprocedural coronal oblique CT scan (B) from long-axis-approach sacral kyphoplasty demonstrate more even deposition.

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

A,B. A,B. Contrast-enhanced CT scan of the neck demonstrates extensive soft tissue edema. At the level of the vocal cords, there is a linear attenuation.

Bar graph of ADC values (s/mm2) for tumor, contralateral normal tissue, ipsilateral normal tissue, and edema for the group of 15 patients with high-grade.

A, A 44-year-old woman with CP

Off-midline non-contrast-enhanced sagittal T1-weighted MR image (600/12/1) in a 48-year-old woman with breast cancer who presented with headache and fatigue.

KD involving the postauricular area and occipital scalp in an 11-year-old boy. KD involving the postauricular area and occipital scalp in an 11-year-old.

Contrast-enhancing lesions on CT scans (A–D) in 4 patients with AIDS-related PCNSL. Note irregularly enhancing lesions in the right parietal lobe (A),

Basilar artery diameter measured with CTA in the delayed stage of SAH

CT scan of the neck shows multiple cervical lymph nodes with ring enhancement, central necrosis, and an abscess with diffuse strong edematous infiltration.

Temporal bone CT in the Pöschl (A) and Stenvers (B) planes demonstrating a large defect (arrows) in the roof of the right superior semicircular canal.

Orbital amyloidoma in a 32-year old woman with a slowly increasing mass in the right orbit and generalized bone pain. Orbital amyloidoma in a 32-year old.

Differentiation of common pediatric brain tumors by quantitative 1H-MR spectroscopy. Differentiation of common pediatric brain tumors by quantitative 1H-MR.

Axial contrast-enhanced CT scan shows bilateral facial soft-tissue tumor infiltration, bilateral enlarged middle cranial fossae (arrowheads), bilateral.

CT images of a patient with inverted papilloma

Bone algorithm CT images from the same case, demonstrating focal enlargement of the right tympanic segment, in the axial (left) and coronal (right) planes.

Dynamic contrast-enhancement curves for patients with SLE (blue) and healthy controls (red) according to the brain regions sampled. Dynamic contrast-enhancement.

Measurement of the ECL angle between the midline xy and the conchal lamina. Measurement of the ECL angle between the midline xy and the conchal lamina.

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

32-year-old man with a recurrent episode of left-sided neck infection.

Axial CT scan shows decalcification of sphenoid bone (arrowheads) adjacent to neurofibroma infiltration of the lateral rectus muscle (arrows) in the absence.

Relationships between the AI in the subacute stage and neurologic state. Relationships between the AI in the subacute stage and neurologic state. No significant.

A, 1998–2008 utilization rates for head CT, spine CT, head MR, and spine MR for radiologist equipment owners/lessees in the private office setting. A,

Case 1: Axial DWI through the maxillary sinus level demonstrates high signal intensity within the affected left maxillary sinus (black asterisk) compared.

9-year-old girl with recurrent episodes of left-sided neck infections.

Bar graph illustrating the rate of leak detection by CTM and MRM

Number of white streaks for the cobalt-containing alloy (upper, black lines) and titanium clips (lower, white lines) scanned in high mode (H) (open symbols,

Receiver operating characteristic curves show the diagnostic performance of the incremental CT protocol in the detection of lacunar infarction, without.

A, Coronal sinus CT examination performed on a 27-year-old woman with symptoms of chronic sinusitis demonstrates prominent sinonasal mucosal thickening.

A, Depth and angle of the puncture needle entry.

Coronal reformatted image from noncontrast sinus CT demonstrates the measurements of NSD. The midline is defined by a dashed line extending from the crista.

A 16-year-old boy with rhabdomyosarcoma.

An 11-year-old girl with positive genetic testing and other connective tissue manifestations demonstrates spine instability at both C1 and C2 (note atlantoaxial.

Axial CT at level of thyroid cartilage shown on soft tissue window (width, 340 HU; center, 43 HU) in panel A and narrow window (width, 1 HU; center, 130.

Patient with a bone defect revealed by CT and positive results of radionuclide cisternography and CT cisternography. Patient with a bone defect revealed.

A, Contrast-enhanced axial CT scan at the level of the thyroid gland shows a small air pocket within the left lobe of the thyroid gland (black arrow),

Papillary thyroid cancer.

Imaging of a 65-year-old man who presented with intractable epistaxis and whose history included right nephrectomy for renal cell carcinoma 5 years earlier.

Boxplot of each etiologic subgroup with the percentage ADC reduction of affected regions compared with NAWM. ATL from carbon monoxide (CO, a small subgroup.

Presentation transcript:

CT scan demonstrates significant enlargement of the olfactory cleft in the adenocarcinoma (ADC) group compared with NSP and healthy sinus controls (HSC) (P < .05). CT scan demonstrates significant enlargement of the olfactory cleft in the adenocarcinoma (ADC) group compared with NSP and healthy sinus controls (HSC) (P < .05). A, OC, bulging of the nasal septum across the midline. B, CD, width of the pathologic olfactory cleft. C, DE, width of the ethmoidal labyrinth on the pathologic side. D, ECL, angle between the midline xy and the conchal lamina. NS indicates not statistically significant. T. Georgel et al. AJNR Am J Neuroradiol 2009;30:1440-1444 ©2009 by American Society of Neuroradiology