Proceedings of the XIV Symposium Neuroradiologicum : London, 17–23 June 1990

Front Matter....Pages I-XXVIII Front Matter....Pages 1-1 A data base library as a diagnostic aid in neuroimaging....Pages 2-4 MR discography: a comparison with CT discography and cryomicrotome....Pages 5-7 Applications of computer simulated MRI....Pages 8-10 Front Matter....Pages 11-11 The transdiaphragmatic (transhypophyseal foramen) suprasellar pituitary gland: a normal variant....Pages 12-14 Emergency decompression of the optic nerve in patients who lose vision with craniofacial fractures: the role of radiological examination....Pages 15-17 Front Matter....Pages 19-19 Grading of oligodendrogliomas: correlation of neuroradiology and proliferation index....Pages 20-21 Localization of cortical and subcortical lesions with MR brain surface imaging....Pages 22-24 Early postoperative CT and MRI in glioblastoma....Pages 25-27 Brain stem tumours: a clinical and radiological study of 112 patients....Pages 28-30 Meningeal and ependymal abnormalities associated with cranial neoplasms: MR findings....Pages 31-32 Front Matter....Pages 33-33 Gadolinium enhancement of the internal auditory canal in posterior fossa meningiomas....Pages 34-34 Cerebrospinal fluid flow measurements in patients with normal pressure hydrocephalus....Pages 35-36 Gadolinium-DTPA-enhanced MRI and positron emission tomography of stereotactic laser-induced interstitial thermal therapy in cerebral gliomas....Pages 37-39 Front Matter....Pages 41-41 The value of early CT hypodensity in predicting middle cerebral artery haemorrhagic infarction....Pages 42-44 Dynamic computed tomography in patients with oculomotor palsy: multiplanar and three-dimensional reformations....Pages 45-47 Predicting delayed ischaemic deficit in subarachnoid haemorrhage....Pages 48-49 Moyamoya disease: MRI and MR angiography....Pages 50-52 MRI of cerebral hypoxia....Pages 53-55 High-resolution computed tomography in diagnosis of intracranial aneurysm not well demonstrated on cerebral angiography....Pages 56-57 Front Matter....Pages 59-59 MRI of experimental cerebral ischemia: response to NMDA antagonist therapy....Pages 60-62 Front Matter....Pages 59-59 IVT atherectomy with suction for treatment of carotid stenosis: experimental study....Pages 63-65 A laboratory and clinical evaluation of laser angioplasty in the treatment of atheromatous disease of the carotid bifurcation....Pages 66-68 Local intra-arterial fibrinolysis in acute middle cerebral artery occlusion....Pages 69-71 Intraluminal thrombosis associated with carotid bifurcation stenosis is an indication for emergency carotid endarterectomy....Pages 72-74 Comprehensive experience on intraplaque hemorrhage of the carotid artery....Pages 75-78 Temporal changes in red blood cell hydration: application to MRI of hemorrhage....Pages 79-81 Front Matter....Pages 83-83 The natural history of lumbar disc herniations assessed by a CT follow-up study....Pages 84-85 Breaches in the blood-brain barrier in head-injured patients shown by gadolinium-enhanced magnetic resonance imaging....Pages 86-88 Outpatient iohexol lumbar, cervical and total column myelography in 883 patients....Pages 89-91 Delayed and prolonged side effects of myelography with water soluble media....Pages 92-94 CT of the postoperative lumbar spine: is contrast enhancement necessary?....Pages 95-96 Recurrent herniations following surgery: the significance of MRI in 90 cases....Pages 97-98 Gadolinium-DTPA-enhanced MRI of the asymptomatic postdiscectomy lumbar spine: early postoperative results....Pages 99-100 Front Matter....Pages 101-101 Cord atrophy in late-onset Pott’s paraplegia....Pages 102-105 Tuberculous atlanto-axial dislocation....Pages 106-108 Pott’s paraplegia and tuberculous spondylitis: evaluation by magnetic resonance....Pages 109-110 Spinal arachnoiditis: MR appearances....Pages 111-113 Differentiation of benign versus metastatic vertebral body compression fractures....Pages 114-116 Front Matter....Pages 117-117 Value of T2-MRI features in differentiating ischaemic, vascular inflammatory and primary demyelinating diseases....Pages 118-120 Multiple sclerosis associated with sinusitis: a case-controlled MRI study....Pages 121-122 Front Matter....Pages 117-117 Correlation between structural brain lesions and emotional and cognitive function in patients with multiple sclerosis: an MRI study....Pages 123-124 Onset and duration of blood-brain barrier breakdown in multiple sclerosis....Pages 125-126 Gadolinium enhancement of new MRI lesions in progressive multiple sclerosis....Pages 127-128 Optic nerves show gadolinium enhancement in early acute optic neuritis....Pages 129-130 Repeated gadolinium MRI in acute experimental allergic encephalomyelitis....Pages 131-133 Front Matter....Pages 135-135 Interventional neurovascular treatment of intracavernous aneurysms....Pages 136-138 Interventional therapy for intracranial aneurysms by direct balloon occlusion: clinical protocol and therapeutic results....Pages 139-141 Occlusion of the anterior superior ophthalmic vein in carotid-cavernous fistulae acutely aggravating visual symptoms....Pages 142-143 Front Matter....Pages 145-145 Cervical chemonucleolysis: a study of 130 cases....Pages 146-148 Percutaneous vertebroplasty with acrylic cement in the treatment of osteoporotic vertebral crush fracture syndrome....Pages 149-152 Vein of Galen malformation: clinical relevance of angiographic classification, and utility of MRI in treatment planning....Pages 153-155 Front Matter....Pages 157-157 MRI evaluation of sequential changes of the injured spinal cord....Pages 158-160 MRI evaluation of whiplash injuries....Pages 161-163 The MRI appearances of subacute and chronic spinal trauma....Pages 164-166 Idiopathic and Chiari-associated syringomyelia in adults: observations on cerebrospinal fluid pathways at the foramen magnum using static MRI....Pages 167-169 Three types of syringomyelia in MRI: clinical and experimental results....Pages 170-172 Magnetic resonance cineflow imaging of cerebrospinal fluid in syringomyelia....Pages 173-175 Assessment of aqueductal cerebrospinal fluid flow using the fast field echo technique in MRI....Pages 176-177 Notes on the driving forces of the CSF circulation with special emphasis on the piston action of the brain....Pages 178-181 Front Matter....Pages 183-183 Vascular characteristics of intracranial arteriovenous malformations which correlate with symptoms of hemorrhage and steal....Pages 184-186 Front Matter....Pages 183-183 Brain AVM embolization: influence of amytal test and transient deficit on surgical management....Pages 187-189 New liquid embolization method for brain arteriovenous malformations: combined infusion of oestrogen-alcohol and polyvinyl acetate....Pages 190-192 A new technique for embolization of cerebral arteriovenous malformations and dural arteriovenous fistulae....Pages 193-194 Embolization of arteriovenous malformations using EVAL mixture (a new liquid embolization material)....Pages 195-196 Front Matter....Pages 197-197 Vascular perforations resulting from neurointerventional procedures....Pages 198-200 Contrast medium extravasation during embolization of intracranial arteriovenous malformation without associated intracranial hematoma....Pages 201-202 Cost implications of different policies for the treatment of arteriovenous malformations of the brain....Pages 203-205 Radiosurgical treatment of intracranial arteriovenous malformations with gamma knife....Pages 206-208 Front Matter....Pages 209-209 Indian experience of the controversies in CT morphology of infective brain lesions....Pages 210-212 Neuroimaging in neurocysticercosis before and after drug therapy....Pages 213-215 MRI: more specific than CT in cranial tuberculomas....Pages 216-218 Cerebral sparganosis: CT characteristics and pathological correlation....Pages 219-221 Impairment of central nervous system in leprosy: CT and MRI....Pages 222-224 Clinical and radiological aspects of extracerebral empyemas: 39 cases....Pages 225-228 Radiological features of adhesive optochiasmatic arachnoiditis....Pages 229-231 Front Matter....Pages 233-233 Acute facial nerve paralysis: gadolinium-DTPA-enhanced MRI....Pages 234-237 Early caudate nucleus atrophy in Huntington’s disease: does it correlate with presenting symptoms?....Pages 238-240 Deep cerebral vein thrombosis....Pages 241-243 Cerebral MRI findings in patients with eclampsia....Pages 244-246 Front Matter....Pages 247-247 Periventricular leukomalacia: a common CT finding in full-term children with congenital hemiplegia....Pages 248-250 Front Matter....Pages 247-247 Thalamic atrophy in periventricular leukomalacia....Pages 251-253 Myelination, structural abnormalities and diseases of white matter — an assessment using high field MRI....Pages 254-256 Front Matter....Pages 257-257 Non-invasive methods for identifying major vessel occlusion in acute cerebral infarction: correlation between CT findings and Doppler patterns of underlying vascular pathology....Pages 258-259 Changes of haemorheological factors induced by Magnevist and the influence of blood flow stimulation in magnetic field 2.5 T....Pages 260-262 Changes in right-left asymmetry and sex differences of regional cerebral blood flow with ageing evaluated by the 133 Xe inhalation method....Pages 263-266 Echo planar imaging with a contrast medium in studying brain perfusion....Pages 267-268 Front Matter....Pages 269-269 CT analysis of the pituitary gland and stalk in pituitary dwarfism and in children without pituitary disorders....Pages 270-272 Anterior pituitary hyperintensity on T1-weighted MRI in the newborn....Pages 273-275 Front Matter....Pages 277-277 The value of real time adjustment of T1 weighting in ultra high speed IR-EPI of the brain....Pages 278-278 Non-invasive assessment of brain lesions by fast scan MRI and localized proton spectroscopy....Pages 279-281 Improved contrast and temporal resolution with MR snapshot FLASH imaging of the brain....Pages 282-285 T1 and T2 shortening associated with iodinated contrast media in MRI of the central nervous system....Pages 286-288 Front Matter....Pages 289-289 MRI of the displaced and distorted optic chiasm and adjacent visual pathways....Pages 290-292 Gadolinium-enhanced MRI of the intracranial visual pathways....Pages 293-295 MRI of pituitary adenomas using gadolinium-DTPA....Pages 296-297 Assessment of osteolytic space-occupying lesions involving the parasellar region and/or the middle cranial fossa....Pages 298-299 Orbital trauma: CT or MRI for medial wall assessment?....Pages 300-301 MRI of small pituitary adenomas....Pages 302-302 MRI of symptomatic Rathke’s cleft cysts....Pages 303-304 Biochemical analysis and MRI characterisation of craniopharyngiomas....Pages 305-306 Front Matter....Pages 289-289 MRI of acoustic neuromas....Pages 307-308 Meningeal enhancement within the internal auditory canal caused by cerebellopontine angle meningiomas: 1.5T MRI with gadolinium-DTPA....Pages 309-310 MRI of spontaneously ruptured dermoids in the middle cranial fossa....Pages 311-312 P-31 chemical shift imaging of human brain tumours....Pages 313-314 Pineal region choroid plexus carcinoma: MRI, CT, and pathology correlation....Pages 315-316 Epidermoid cyst with variable contents shown on CT and MRI....Pages 317-318 Intraarterial ACNU chemotherapy in malignant cerebral gliomas: preliminary results....Pages 319-321 MRI in meningiomas — more than just a diagnostic tool?....Pages 322-323 The radiological diagnosis of epidermoid tumours....Pages 324-325 Intratumoural haemorrhage as the presenting feature of primitive neuroectodermal tumour: a delayed sequel to cranial irradiation....Pages 326-327 Primary CNS lymphomas: correlation of CT and MRI with neuropathological findings....Pages 328-330 CT and MRI scans in thoracic intradural disc herniation....Pages 331-332 Intramedullary change on MRI in cervical spondylotic myelopathy: clinical significance....Pages 333-334 Accuracy of MRI in cervical disc herniation....Pages 335-336 Comparison of MRI, CT and myelography in the diagnosis of lumbar disc disease....Pages 337-339 The value of MRI in ossification of the posterior longitudinal ligament....Pages 340-341 Failed back surgery syndrome: justification for reoperation based on clinical and CT/MRI findings....Pages 342-344 Is there a familial component in early disc failure?....Pages 345-346 Thoracic intervertebral disc herniation: diagnostic value of MRI and CT....Pages 347-348 MRI in the diagnosis of spinal infections....Pages 349-351 Front Matter....Pages 289-289 MR discography: a comparison with CT discography....Pages 352-353 Subdural haematoma caused by aneurysm rupture: CT findings and incidence....Pages 354-355 31 P-chemical shift imaging of human cerebral infarction....Pages 356-357 31 P chemical shift imaging of hypertensive intracerebral haematoma....Pages 358-359 The extracranial carotid bifurcation: CT findings correlated with angiography....Pages 360-361 Cerebral blood flow in cerebral vascular disease: assessment by colour Doppler, transcranial Doppler and SPECT....Pages 362-363 The mechanism of infarction in the territory of the anterior choroidal artery due to embolic occlusion of the internal carotid artery....Pages 364-365 Cerebral venous thrombosis — diagnosis and treatment....Pages 366-367 PET in thalamic tumours....Pages 368-370 MRI in carotid artery occlusion....Pages 371-372 Regional cerebral blood flow in partial seizures as determined by the stable-xenon CT method....Pages 373-374 MR angiographic evaluation of cerebral aneurysms....Pages 375-376 Embolic middle cerebral artery occlusion responsible for internal borderzone infarction....Pages 377-378 Cerebral lacunes: an image of interterritorial infarction....Pages 379-380 Reperfusion of intracranial arteries in acute stroke after treatment with intravenous plasminogen activator....Pages 381-383 High field MRI of cranial intraparenchymal haematomas....Pages 384-386 Three-dimensional MR angiography in the study of intracranial neoplasms....Pages 387-389 Localisation and classification of acute unilateral pontine and mesencephalic infarction with MRI....Pages 390-391 Preliminary experience of 3D MR angiography in ivestigating cerebrovascular disease....Pages 392-393 Percutaneous transluminal angioplasty of the subclavian, vertebral and basilar arteries: technical considerations....Pages 394-396 Front Matter....Pages 289-289 Seven years’ experience with percutaneous transluminal angioplasty for carotid stenosis....Pages 397-398 Cerebral digital subtraction angiography via aortic arch injection: accuracy in aneurysm detection....Pages 399-400 The application of vascular endoscopy to intravascular surgery — experimental study....Pages 401-403 Lipid imaging to detect myelin breakdown in multiple sclerosis....Pages 404-405 Multiple sclerosis: Indian experience....Pages 406-407 Differential diagnostic criteria in “plaque-like” MRI findings....Pages 408-409 Gadolinium-DTPA-enhanced MRI of the cranio-cervical region in rheumatoid arthritis....Pages 410-412 Radiological assessment for transoral surgery in rheumatoid arthritis, using dynamic CT myelography....Pages 413-415 Soft tissue masses associated with rheumatoid arthritis of the atlanto-axial joints....Pages 416-418 Petrous carotid aneurysms treated by endovascular techniques....Pages 419-420 Treatment of intracranial arterial spasm by interventional neurovascular techniques....Pages 421-423 Endovascular treatment for experimental aneurysm....Pages 424-425 Hypoplasia of vertebrobasilar arteries....Pages 426-427 Iomeprol in CT of the brain: multicentre phase II study....Pages 428-429 Delay of tibial F-wave response after lumbar myelography: time course and comparison of two contrast media (iotrolan and iopamidol)....Pages 430-431 Iomeprol in conventional angiography of supra-aortic and cerebral arteries: multicentre phase II study....Pages 432-433 Iomeprol in computed axial tomography of the brain: phase II study in children....Pages 434-435 Digital subtraction cisternography in cerebrospinal fluid rhinorrhoea and otorrhoea....Pages 436-437 Digital image management and its use in clinical neuroradiology....Pages 438-439 Vertebral artery dissection proved by follow up....Pages 440-442 Front Matter....Pages 289-289 Birefringence as a feature of cerebral microvascular dilatations after cardiopulmonary bypass....Pages 443-445 Three-dimensional neuroimaging for brachytherapy of the brain....Pages 446-447 The callosal impingement syndrome of hydrocephalus....Pages 448-450 A comparison of 100 mm film and intra-arterial digital subtraction angiography in intra-cranial aneurysm angiography....Pages 453-455 Fluid flow measurement in vessels from digital subtraction angiography video recordings....Pages 456-458 Contrast media and microcirculation: red blood cell aggregation and deformation study....Pages 459-461 A note on the cerebral arteries of Perissodactyla: the rete caroticum of Diceros bicornis ....Pages 462-463 Postmortem MRI of brains in vitro: correlation with neuropathological findings....Pages 464-466 Nondestructive anatomy of CNS: the results of multiplanar reconstruction in MRI....Pages 467-468 Front Matter....Pages 469-469 Discography: the decisive factor in the choice of percutaneous or surgical treatment of the herniated lumbar disc....Pages 470-471 Lumbar percutaneous discectomy: initial experience in 28 cases....Pages 472-473 Nonspondylolytic lateral clefts in the lumbar vertebral arch....Pages 474-475 Possibilities of ultralow magnetic field (0.04 T) in diagnosis of intraspinal tumours....Pages 476-478 Os odontoideum: CT and MRI demonstration of the transverse ligament....Pages 479-480 MRI of spinal myelofibrosis....Pages 481-483 An MRI study of the treatment of lumbar disc protrusion by percutaneous nucleotomy....Pages 484-485 Comparison of side-effects of myelography performed with 26-gauge and 22-gauge needles....Pages 486-487 Measurement of dynamic factors in the medulla oblongata in the adult Chiari malformation....Pages 488-489 CT investigation of the craniovertebral junction: a three-dimensional study....Pages 490-491 The occult intrasacral meningocoele....Pages 492-494 Front Matter....Pages 469-469 Tethered spinal cord: neuroradiological diagnosis in children and adults....Pages 495-496 Magnetic resonance imaging of cervical spinal cord injury and correlation with outcome....Pages 497-498 Isolated traumatic injuries of the transverse ligament, with rotatory dislocation, detected by functional tomography and computed tomography....Pages 499-500 Pre-operative MRI assessment for cervical spine surgery in rheumatoid arthritis....Pages 501-502 MRI of pituitary dwarfism....Pages 503-504 MRI findings in children with serious speech disorders....Pages 505-506 MRI findings in Leigh’s disease with cytochrome-c-oxidase deficiency....Pages 507-508 CT and MRI of extra- and subdural effusions....Pages 509-511 CT and MRI of two unusual cases of Sturge-Weber disease....Pages 512-513 Postoperative or delayed tethering in repaired myelomeningocele patients....Pages 514-515 Paediatric medulloblastoma: atypical CT features at presentation in the SIOP II trial....Pages 516-517 Dynamic MRI of the sellar region....Pages 518-519 Clinical applications of 3D MR angiography using 0.5T MRI....Pages 520-521 MRI of intracranial tumours: usefulness of multiple echo sequences....Pages 522-523 Three-dimensional FFT FLASH and gadolinium-DTPA of brain tumours: a comparison with postcontrast spin echo sequences....Pages 524-526 Comparing MR angiography of craniocervical arteries with intra-arterial digital subtraction angiography....Pages 527-528 Preliminary experiences with a new nonionic gadolinium preparation in patients with intracranial tumors....Pages 529-531 Development of detachable balloons in a variety of shapes: round, spherical, dumbbell and curved types....Pages 532-533 Is it possible for a cerebral venous angioma to cause an intraparenchymal haemorrhage?....Pages 534-536 A simple animal model of arteriovenous fistula and aneurysm: in vivo studies of detachable balloon techniques....Pages 537-538 Front Matter....Pages 469-469 Polylene threads embolisation as alternative method of treatment of problematic carotid-cavernous fistulae....Pages 539-541 Intrinsic lesions of the unenlarged spinal cord: relative utility of spin echo and gradient echo MRI....Pages 542-544 Pial arteriovenous fistula of the brain....Pages 545-547 Anterior choroidal artery embolization in cerebral arteriovenous malformations....Pages 548-549 Treatment of dural arteriovenous fistulas involving the transverse and sigmoid sinuses by transvenous embolization: results in 20 patients....Pages 550-552 NMR follow-up protocol for arteriovenous malformations treated by endovascular techniques and gamma knife....Pages 553-554 Detachable balloon treatment of direct caroticocavernous fistulae....Pages 555-557 Embolization therapy and pathological study of intracranial arteriovenous malformations....Pages 558-559 Thrombogenicity of arterial catheters depends on catheter type, not base material....Pages 560-561 Calibrated sphere embolization of craniofacial tumours and arteriovenous malformations....Pages 562-564 Gadolinium-DTPA-enhanced MRI of intracranial inflammatory diseases....Pages 565-566 Neurological complications of AIDS: radiologic-pathologic correlation with special emphasis on the need for early biopsy....Pages 567-568 Intracranial tuberculoma in AIDS: neuroradiological findings....Pages 569-570 Granulomas of the brain....Pages 571-572 CT in subdural empyema....Pages 573-574 Neuroacanthocytosis: correlation of clinical and neuroimaging abnormalities....Pages 575-577 Neurocysticercosis: comparison of CT scan and MRI....Pages 578-579 Changes in T1 and T2 on repeated MR brain scans in a cohort of HIV-positive patients....Pages 580-581 CT of cranial nerve involvement in external ear disease....Pages 582-583 MR demonstration of meningeal enhancement with gadolinium-DTPA....Pages 584-585 Front Matter....Pages 469-469 Cryomicrotome analysis of the cavernous sinus and its adjacent structures for MR interpretation....Pages 586-588 Hippocampal proton relaxometry in dementia....Pages 589-591 Detection of pathological intracranial calcification by MRI....Pages 592-593 Follow-up MR in Wernicke’s encephalopathy....Pages 594-595 Primary cerebellar and spino-cerebellar ataxia: an MRI study....Pages 596-597 MRI in Wilson’s disease of the brain....Pages 598-600 Intracranial calcified deposits are part of the diagnostic spectrum of neurofibromatosis type 2....Pages 601-603 Measurement of caudate nucleus and putamen atrophy in patients with Huntington’s disease....Pages 604-606 Decreasing gray/white matter contrast: an aging phenomenon....Pages 607-608 MRI and PET of CNS delayed radiation injury in an animal model....Pages 609-611 Subacute sclerosing panencephalitis: CT findings in acute and chronic cases....Pages 612-613 Wilson’s disease: CT and ultrasound....Pages 614-615 Head injuries: 3 years’ experience with ultralow field MRI....Pages 616-617 MRI in cerebral palsy: correlation between clinical and MR findings....Pages 618-620 Cortical blood flow reduction in capsular/putaminal aphasia syndromes shown by 123 I-amphetamine single-photon emission tomography....Pages 621-623 Tomographic changes of regional cerebral blood flow treated by infusions of high-dose glycerol in acute cerebral embolism....Pages 624-626 Improvement of cortical blood flow and neurological deficits after extracranial-intracranial bypass in a patient with haemodynamically significant carotid lesions....Pages 627-628 Front Matter....Pages 629-629 Cray-2 supercomputer image enhancement in neuroradiology....Pages 630-631 MRI in non-refractory temporal lobe epilepsy: hippocampal sclerosis and other temporal lesions....Pages 632-633 Three-dimensional visualization and models of brain tumour, skull, and spine derived from CT data....Pages 634-635 Front Matter....Pages 629-629 Low-friction high-torque guide wire: a new way for superselective catheterization....Pages 636-637 Digital subtraction myelography of the cervical spine....Pages 638-639 Dynamic imaging of cerebrospinal fluid leaks: localisation of fistulae by digital subtraction cisternography....Pages 640-641 Trigeminal neuralgia: indication for MRI....Pages 642-644 Computer aid in the interpretation of CT images of the head....Pages 645-646 The value of CT-discography in the diagnosis and management of lumbar disc herniation....Pages 647-648 Using a personal computer data base to track patient profiles in neuroradiology....Pages 649-650 A new personal-computer-based image transfer system: impact on patient management....Pages 651-652 CT and MRI features of acute toxic encephalopathies....Pages 653-655 MRI of Herpes simplex encephalitis....Pages 656-658 Congestive cardiac manifestations from cerebrocranial arteriovenous shunts....Pages 659-660