External carotid angiogram, lateral view, with midarterial (A) and capillary (B) phase, shows the rich vascularity of the tumor. External carotid angiogram,

Slides:



Advertisements
Similar presentations
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.
Advertisements

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.
A, Left common carotid angiography (lateral view).
LV as the 2nd branch off the LS between the TA (thyroid artery) and the CA. RV indicates the right vertebral artery; RS, right subclavian artery; IA, innominate.
Right carotid angiogram (A) demonstrates a small carotid cave aneurysm in a patient who had an anterior communicating artery aneurysm previously treated.
Axial CT scans of the brain and neck performed with contrast medium.
Right temporal AVM in a 28-year-old woman with seizures.
A, ROIs that were drawn in the flow territories of the anterior cerebral artery (cortex: ROIs 1 and 2, basal ganglia: ROIs 5 and 6) and the middle cerebral.
Intraosseous temporal bone meningioma in a 45-year-old woman who presented with left-sided hearing loss and tinnitus. Intraosseous temporal bone meningioma.
A case with near-occlusion with full collapse, reprinted with permission from Fox et al.1 Lateral common carotid angiogram shows the thin, threadlike,
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.
A, Lateral angiogram shows a broad based, bilobulated carotico-ophthalmic ICA aneurysm for which a previous seal test for Onyx treatment failed.B, Lateral.
A, Axial source image from a contrast-enhanced MRA unambiguously demonstrates a tiny (
Case 1: 15-year-old boy with juvenile nasopharyngeal angiofibroma on the right side. Case 1: 15-year-old boy with juvenile nasopharyngeal angiofibroma.
A 40-year-old man who presented with left-sided pulsatile tinnitus.
The aortic arch branching pattern found in cattle has a single brachiocephalic trunk originating from the aortic arch and eventually splits into the bilateral.
Right ECA angiogram in the lateral view shows the petrous branch of the MMA (black arrows) and the stylomastoid branch (white arrows) arising from the.
Construction of the wide neck aneurysm model
Normal schematic diagram of the aortic arch and the great vessels demonstrates the embryologic origins of the arch and its major branches. Normal schematic.
Drawings depict the relationship between the mandibular division of the trigeminal nerve (V), auriculotemporal nerve, facial nerve, and the maxillary artery.
RCVS. RCVS. A, Axial brain CT scan shows bilateral frontoparietal sulcal SAH (white arrowheads). B, Axial FLAIR image confirms the cSAH (white arrowheads).
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.
Aberrant course of the ICA in a 25-year-old man presenting with pulsatile tinnitus. Aberrant course of the ICA in a 25-year-old man presenting with pulsatile.
Hypervascular tumor. Hypervascular tumor. Right carotid artery angiogram shows displacement of the branches of the middle cerebral artery. The tumor blush.
AP (A) and lateral (B) radiographs demonstrating a discontinuous segment of the catheter, with broken catheter ends in the subcutaneous tissue of the lower.
A 59-year-old woman (patient 5) with a right occipital parenchymal hemorrhage from a DAVF. A, CT scan demonstrates a right parenchymal hematoma. A 59-year-old.
Pathology slide of the meningeal tissue from a left temporal craniotomy shows inflammatory cells with lymphoplasmacytic infiltration, foamy histiocytes,
A and B, Venous phase of a conventional intra-arterial catheter angiogram clearly shows flow within the nondominant transverse sinus (A, arrow), whereas.
Patient 6: 24-year-old woman with primary angiitis of the CNS
Undifferentiated carcinoma with perineural spread in a 43-year-old male patient. Undifferentiated carcinoma with perineural spread in a 43-year-old male.
A, Axial MRA maximum intensity projection (MIP) (TR, 34; TE, 4) shows signal intensity within the left cavernous sinus, petrosal sinus, and transverse.
Balloon angioplasty for treatment of atherosclerotic occlusion.
Case 2.A, Right internal carotid artery (ICA) angiogram, oblique view, showing a 4-mm aneurysm at the right middle cerebral artery (MCA) bifurcation.B,
A, Oblique angiogram of the left carotid artery reveals two posttraumatic aneurysms. A, Oblique angiogram of the left carotid artery reveals two posttraumatic.
Photomicrograph of the tumor shows the chordoid meningioma with eosinophilic vacuolated tumor cells (large arrow) in a mucous-rich matrix (small arrow)
3D TOF MR angiograms.A, Angiogram of the circle of Willis with the complete anterior configuration shows the AcoA (arrow).B, Angiogram of the circle of.
Pial vasodilation. Pial vasodilation. A, Axial GRE T2 image shows a left frontal sulcal SAH (black arrowhead), possibly located in the “watershed” territory.
Enlargement of the left middle cranial fossa with temporal arachnoid cyst, absence of the left sphenoid wing, and flattening of the temporal bone. Enlargement.
Angiograms from the case of an 80-year-old male patient with bilateral internal carotid artery stenosis. Angiograms from the case of an 80-year-old male.
Four more examples of missed additional aneurysms on DSA
A–D, The typical pattern of lesion distribution includes confluent lesions in the external capsule (A: subject B4), the subcortical white matter of the.
Results of aneurysm treatment with flow modification only.
Anteroposterior (A and C) and lateral (B and C) images from a left internal carotid artery angiogram obtained during the early (A and B) and delayed angiographic.
Right external carotid arteriogram in a 12-year-old boy with a juvenile nasopharyngeal angiofibroma, who presented with nasal obstruction and recurrent.
Axial reconstructed images of rotational angiogram of the left external carotid artery show the fistulous pouch (white arrows) draining through the posterior.
High-resolution MR imaging, CTA, and sonography of the left carotid artery of a 77-year-old man. High-resolution MR imaging, CTA, and sonography of the.
Left ICA angiogram in anteroposterior (A) and lateral (B) views demonstrates the anastomosis between the mandibular artery arising from the petrous ICA.
A 16-year-old boy with juvenile angiofibroma.
A, Axial 3-mm-slab MIP from CTA
A 58-year-old man (patient 1) with a good-grade (Hunt and Hess II) subarachnoid hemorrhage from a torcular DAVF that was cured with a single Onyx injection.
Comparison between angle-corrected and uncorrected flow velocities and angiographic findings in a 54-year-old woman with MCA stenosis. Comparison between.
Left carotid artery angiograms demonstrate the persistent otic artery (a), the basilar artery (b), the fetal posterior cerebral artery (PCA) (c), the ACoA.
A 42-year-old man presenting with progressive deterioration of consciousness. A 42-year-old man presenting with progressive deterioration of consciousness.
Conventional angiogram obtained from a right internal carotid artery injection (A) precoiling AP view and (B) unsubtracted postcoiling lateral view demonstrates.
A, T1-weighted axial MR image shows a large metastasis (asterisk) involving the C2 vertebral body and extending into the surrounding soft tissues. A, T1-weighted.
A 51-year-old man (patient 7) after 3 unsuccessful endovascular treatment attempts 10 years ago showing a progressive Borden I fistula on the right. A.
Case 25. Case 25. This patient presented with a decreased level of consciousness and was treated with intra-arterial nimodipine for symptomatic cerebral.
The Merci retriever. The Merci retriever. A, Baseline angiogram demonstrates complete occlusion of the right ICA terminus (black arrow). B, Posttreatment.
Imaging plane for arterial spin labeling method.
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,
ADC and astrocytoma grade.
Pseudoaneurysms demonstrated by femoral arteriography and sonography.
Various venous phases of digital subtraction angiography using selective internal carotid artery injections in three patients with no confirmed cerebrovascular.
Imaging of a patient with HHT, for whom embolization was requested to treat recurrent epistaxis. Imaging of a patient with HHT, for whom embolization was.
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.
A 42-year-old woman with a right parietal hematoma.
Tilted head position for intracranial CT angiography in a patient who has undergone clipping of a single aneurysm. Tilted head position for intracranial.
Subject 4. Subject 4. Axial CT scan at the level of the common crus (black arrow) shows a large bone defect caused by presumed AG (white arrow), located.
Two cases with Sylvian fissure SAH
Presentation transcript:

External carotid angiogram, lateral view, with midarterial (A) and capillary (B) phase, shows the rich vascularity of the tumor. External carotid angiogram, lateral view, with midarterial (A) and capillary (B) phase, shows the rich vascularity of the tumor. The tumor shadow is fed by the right middle meningeal artery (black arrow) and by branches of the superficial temporal artery (white arrow). Maria Politi et al. AJNR Am J Neuroradiol 2005;26:2049-2052 ©2005 by American Society of Neuroradiology