UR Medicine / Imaging / Education / Educational Resources / Teaching Files / Neuroradiology Interesting Cases/Teaching Files Neuroradiology Interesting Cases/Teaching Files Case Types Brain Degenerative/Demyelination Brain Inflammation/Infection Brain Tumor Brain Vascular Fetal Head & Neck Interventional Maxillofacial Pediatric & Congenital Skull Spine Trauma Editor: P-L Westesson, M.D., Ph.D., D.D.S. Neuroradiology Web Case Submission Form Brain Degenerative/Demyelination Amyotrophic lateral sclerosis (Case 44) Bilateral colobomas (Case 274) Bilateral mesial temporal sclerosis (Case 521) Cocaine induced vasculitis; infarcts (Case 104) Demyelinating lesion of medial longitudinal fasciculus (Case 285) Demyelination of the splenium of corpus callosum secondary to anti-epileptic drug (Case 421) Focal brain necrosis due to extravasation of methotrexate through blocked Ommaya reservoir (Case 402) Huntington’s disease (Nov 02) Mesial temporal sclerosis (MTS) (Case 105) Mesial temporal sclerosis (MTS) (Case 542) Multiple sclerosis (Case 20) Multiple sclerosis (Case 395) Myotonic dystrophy type 1 (Case 508) Neonatal hyperammonemic encephalopathy secondary to proximal urea cycle disorder (Case 133) Optic neuritis (Case 420) Pick's disease (biopsy proven) (Jul 01) Post-ictal cytotoxic edemas (Case 525) Rasmussen's encephalitis (Case 295) Reversible post-ictal cerebral edema (Case 595) Status post-liver transplant and toxic encephalopathy (Case 100) Superficial siderosis of the central nervous system (Case 175) Tumefactive demyelinating lesion with features suggestive of Schilder's myelinoclastic diffuse sclerosis (Case 379) Tumefactive demyelinating lesion (Case 566) Virchow Robin spaces (perivascular spaces) (Case 417) Wallerian degeneration (Case 167) Wernicke encephalopathy (Case 345) Widespread widening of perivascular spaces (Virchow-Robin spaces) (Case 243) Xanthogranuloma (Case 356) top Brain Inflammation/Infection Acute cerebellitis (Case 170) Baló's concentric sclerosis (Case 376) Basal ganglia calcification (Case 59) Behcet’s syndrome (clinical diagnosis) (Case 237) Bell’s Palsy (Case 309 Brain abscess (Case 195) Brain abscesses: Patient 1: Pyogenic brain abscess; Patient 2: Tuberculomas of the brainstem; Patient 3: Fungal abscess (Case 367) Cervical spine neurosarcoidosis (Case 399) CNS tuberculosis (Case 591) Congenital cytomegalovirus (CMV) Infection (Case 118) Cortical laminar necrosis (Case 57) Creutzfeldt-Jakob Disease (CJD) (Case 209) Enhancing pachymeninges (Case 501) Fungal brain abscess (Case 500 Fungal septic emboli with lungs as the most likely source (Case 387) Herpes encephalitis (Case 50) HIV encephalopathy (Case 458) Implanted 64 channel subdural grid electrode array for intractable seizures (Case 553) Inactive parenchymal neurocysticercosis (Case 199) Intracranial empyema (right frontal epidural and left subdural) and right orbital abscess secondary to paranasal sinusitis (Case 28) Intracranial tuberculomas (Case 293) Multicystic encephalomalacia secondary to herpes simplex encephalitis (Case 159) Multiple fungal abscesses (zygomycetes infection) (Case 603) Neuro-Bechcet's disease (clinical diagnosis) (Jun 01) Neurocysticercosis (Case 236) Neurosarcoidosis (Case 29) Neurosarcoidosis (Case 119) Neurosarcoidosis (Case 602) Osteomyelitis with abscess formation (Case 444) Pneumocephalus, iatrogenic following epidural placement (Case 333) Post encephalitic parkinsonism (Case 590) Post-transplant acute limbic encephalitis (PALE) (Case 524) Right parietal lobe brain abscess with adjacent subdural emphyema (Case 589) Sarcoidosis with CNS involvement (Oct 02) Subdural empyema (Case 22) Susac's syndrome (Case 466) Temporal lobe hypometabolism in interictal period in mesial temporal sclerosis (Case 426) Toxoplasmosis (May 01) Toxoplasmosis (Case 587) Toxoplasmosis, lymphoma (Case 74) Tuberculous meningitis with intraparenchymal tuberculomas (Case 120) Uremic encephalopathy (Case 528) Ventriculitis (ependymitis) (Case 18) top Brain Tumor Acoustic schwannoma (Case 263) Acoustic schwannoma with post radiation therapy central necrosis (Case 213) Acute left MCA stroke and glioblastoma multiforme in the left frontal lobe (Case 143) Adamantinomatous craniopharyngioma (Case 63) Adamantinomatous craniopharyngioma (Case 470) Adamantinous craniopharyngioma (Case 347) Arachnoid cyst of the lateral ventricle (Case 164) Atypical choroid plexus papilloma (WHO II) (Case 360) Atypical fibroblastic intraventricular meningioma (Case 92) Benign subependymal nodules (Case 286) Bilateral arachnoid cysts, left-sided polymicrogyria (Case 103) Brain metastases in ovarian cancer (Case 142) Breast cancer metastasis to the brain (Case 556) Calcified meningioma (Case 453) Cavernous angioma (Case 147) Cerebellar hemangioblastoma (Case 127) Cerebral ganglioneuroblastoma (Case 491) Chondrosarcoma of the skull base, extending to involve the left cerebral hemisphere (Case 197) Choroid plexus carcinoma (Case 114) Choroid plexus papilloma (Case 62) Clival meningioma (Case 97) CNS germinoma (Case 608) Colloid cyst (Case 91) Colloid cyst (Case 531) Colloid cyst (Case 599) Corpus callosum lipoma with partial agenesis of corpus callosum (Case 130) Cowden’s Syndrome with Lhermitte-Duclos disease (Case 157) Craniopharyngioma (Case 16) Cutaneous manifestation of Neurofibromatosis Type 1 (Case 369) Cystic meningioma (Case 373) Cystic meningioma (Case 530) Cystic pituitary microadenoma (Case 150) Dandy-Walker syndrome (Case 99) Dedifferentiated (sarcomatoid) chordoma (Case 122) Diffuse brainstem glioma (Case 138) Dysembryoplastic Neuroepithial Tumor (DNET) (Case 65) Dysplastic infantile gangliocytoma (Case 233) En plaque meningioma (Case 411) Ependymoma (Case 66) Epidermoid cyst (Case 361) Epidermoid tumor (Case 67) Extra cranial lymphoma with intracranial extension (Case 584) Fogging phenomenon on CT (Case 161) Ganglioglioma, left temporal lobe (Case 455) Glioblastoma multiforme, WHO grade IV (Case 250) Gliomatosis cerebri (Case 1) Granulocytic sarcoma (chloroma) (Case 79) Hemorrhagic metastases (Case 69) Hypothalamic hamartoma (Case 153) Hypothalamic hamartoma (Case 439) Intracranial dural based MALT lymphoma (Case 416) Intracranial mesenchymal chondrosarcoma (Case 597) Intradural metastases to spine and brain from metastatic melanoma (Case 320) Intraorbital meningioma (intracranial tumor) (Case 497) Intraventricular malignant melanoma, primary or secondary (Case 510) Langerhans cell histiocytosis (Eosinophilic Granuloma) (Case 166) Langerhans cell histiocytosis (Histiocytosis X) (Case 162) Left cerebral cavernous angioma (Case 585) Left trigeminal schwannoma (Case 140) Leptomeningeal carcinomatosis (Case 73) Leptomeningeal melanosis (Case 106) Malignant fibrous histiocytoma of the meninges (Dec 02) Meningeal carcinomatosis from breast cancer (Case 139) Meningioangiomatosis (Case 567) Meningioma (Case 4) Meningioma (Case 41) Metastatic adenocarcinoma (Case 607) Metastatic epithelioid hemangioendothelioma (Case 339) Metastatic Ewing's sarcoma (Case 310) Metastatic lung adenocarcinoma that demonstrates restricted diffusion (Case 86) Metastatic lung cancer that demonstrates increased perfusion on MR Imaging (Case 341) Metastatic malignant melanoma (Case 72) Metastatic melanoma to the orbit (Case 389) Metastatic mucinous adenocarcinoma (Case 377) Metastatic poorly differentiated squamous cell carcinoma consistent with lung primary (Case 158) Metastatic renal cell carcinoma with intraventricular metastases (Case 71) Metastatic small cell neuroendocrine carcinoma of the urinary bladder to the brain (Case 482) Microcystic meningioma (Case 569) Multifocal germinoma (Case 344) Multiple meningiomas, status post-radiation therapy (Case 19) Multiple myeloma (Case 214) Mutifocal glioblastoma multiforme (Case 579) Neuroepithelial cyst (Case 540) Neurofibromatosis Type 1 (NF1) (Case 141) Neurofibromatosis Type 2 (Oct 01) Neurofibromatosis Type 2 (Case 571) Olfactory groove meningioma (Case 95) Orbital tumor; adenocarcinoma of unknown primary with metastases elsewhere (Case 481) Papillary tumor of the pineal region (Case 123) Paracavernous chondrosarcoma (Case 454) Parasellar lipoma (incidental finding) Case 596) Pilomyxoid astrocytoma (Case 330) Pineal cyst (Case 163) Pineal parenchymal tumor of intermediate differentiation (Case 349) Pineoblastoma with acute hydrocephalus (Case 245) Pituitary macroadenoma (Case 81) Pituitary macroadenoma with apoplexy (Case 182) Pituitary microadenoma, consistent with Nelson’s Syndrome (Case 26) Pituitary prolactinoma (macroadenoma) (Case 498) Porencephalic cyst (Case 180) Pre-operative meningioma embolization (Case 555) Primary pituitary lymphoma (Case 565) Psammomatous meningioma (Case 512) Rathke cleft cyst (Case 557) Recurrent anaplastic meningioma (WHO grade III) (Case 549) Recurrent esthesioneuroblastoma (Case 446) Recurrent glioblastoma multiforme (Case 144) Recurrent glioblastoma with extracranial extension and leptomeningeal metastases (Case 343) Recurrent hydatid cyst in the brain (Case 125) Residual tumor and radiation necrosis (Case 194) Ruptured dermoid cyst (Case 132) Skullbase chordoma (Case 577) Skull hemangioma (Case 378) Supratentorial anaplastic ependymoma (Case 547) Trigeminal schwannoma responding to radiosurgery (Case 275) Tuberous sclerosis (Case 192) Tuberous sclerosis and pilocytic astrocytoma (Case 101) Virchow-Robin space (Case 183) Von Hippel Lindau disease (Case 89) top Brain Vascular Acute and subacute subdural hematoma (Case 212) Acute basilar artery thrombosis (Case 76) Acute infarct on CT (Case 323) Acute left MCA stroke with successful intra-arterial recanalization (Case 473) An acute left MCA territory infarct (Case 24) Atypical Moyamoya disease (Case 582) Basilar artery fenestration (Case 518) Bilateral thalamic infarction (artery of percheron infarction) (Case 572) Bilateral vertebral artery dissection (Case 149) Biopsy proven cavernous hemangioma (Case 485) Calcified aneurysm (Case 452) Capillary telangectasia (Case 49) Cerebral amyloid angiopathy (Case 610) Cerebral amyloid angiopathy: acute, subacute, and chronic macrohemorrhages (Case 368) Cerebral venous air embolism (Case 350) Combination of PRES (hypertensive encephalopathy) and intracranial hypotension (Case 121) Crossed cerebellar diaschisis (Case 248) Developmental venous anomalies (DVA) (Case 282) Diffuse neonatal hemangiomatosis (Case 468) Dot sign as an early indicator of MCA and ACA infarction (Case 445) Duplicate basilar artery (Case 546) Duplication of left middle cerebral artery (Case 135) Dural arteriovenous fistula (Case 38) Dural arteriovenous fistula (Case 298) Fetal origin of the posterior cerebral arteries (Case 523) Fibromuscular dysplasia (Case 264) Focal hyperperfusion in peri-ictal phase of seizure disorder presenting as acute stroke (Case 480) Germinal matrix hemorrhage (Case 273) Giant aneurysm (Case 318) Hypereosinophilic syndrome (Case 394) Hypoxic ischemic encephalopathy (day 8) and Multicystic encephalopathy (day 35) (Case 259) Insular ribbon sign - acute infarct of insular cortical-subcortical white matter (Case 289) Intracerebral hemorrhage from amyloid angiopathy (Case 40) Intraparenchymal hemorrhage in an 11-year-old female (Case 42) Isodense (subacute) parenchymal hematoma (Case 145) Left MCA infarct classic progress (Case 537) Left transverse sinus thrombosis extending into superior sagittal, sigmoid and jugular sinus (Case 53) Middle cerebral artery fenestration (Case 351) Middle cerebral dense sign (Case 494) Nonaneurysmal perimesencephalic subarachnoid hemorrhage (Case 208) Persistent trigeminal artery (Case 272) Persistent trigeminal artery (Case 370) Pituitary adenoma apoplexy (Case 364) PRES secondary to severe hypertension (hypertensive encephalopathy) (Feb 02) Recurrent dural AVF status post endovascular embolization (Case 552) Remote cerebellar hemorrhage (Case 414) Right PCA acute infarct, dense PCA sign (Case 544) Right temporal lobe seizure (Case 484) Ruptured atherosclerotic giant fusiform basilar artery aneurysm with subarachnoid hemorrhage (Case 215) Ruptured fetal origin posterior cerebral artery aneurysm (Case 550) Ruptured MCA aneurysm (Case 328) Severe intracranial atherosclerosis (Case 267) Sinus pericranii (Case 509) Subacute hemorrhagic infarction (biopsy proven) (Case 604) Subacute infarct in a left MCA distribution (Case 337) Subacute ring-enhancing infarcts in the setting of luxury perfusion with areas of early cortical laminar necrosis (Case 388) Superficial siderosis (Case 526) Transverse sinus thrombosis (Case 223) Type A aortic dissection with occlusion of the right carotid artery and embolic cerebral infarcts (Case 541) Vertebrobasilar dolichoectasia (Case 515) Wallenberg’s Syndrome (lateral medullary infarction) followed by herniation (Case 33) Wrap around artifact on MRI (Case 463) top Fetal Alobar holoprosencephaly (Dec 01) Cerebellar dysplasia/cerebellar atrophy/hypoplasia of unknown cause (Case 126) Dorsal osseous dysraphism associated with lipomyelomeningocele and tethered cord (Case 331) Obstructive hydrocephalus, level of obstruction at aqueductal region (Case 156) top Head & Neck Accessory parotid gland (Case 185) Accessory parotid gland (Case 425) Acute epiglottitis (Case 410) Acute suppurative thyroiditis with abscess of the left hemithyroid (Case 112) Bilateral congenital absence of oval windows with abnormal facial nerve canal (Case 407) Bilateral lens dislocation (bilateral ectopia lentis) (Case 168) Bilateral tympanostomy tubes in place with no evidence of serous otitis media (Case 35) Carotid body paraganglioma (Case 177) Carotidynia (Case 472) Cervical subcutaneous emphysema in association with a spontaneous pneumomediastinum (Case 359) Cholesteatoma (Case 136) Cleft palate (Case 228) Cochlear implant (Case 220) Coloboma (Case 227) Consistent with Sjogren’s syndrome involvement of the parotid glands (Nov 01) Deep neck infection of odontogenic origin (Case 305) Dermoid tumor of the tongue (Case 384) Eosinophilic granuloma, right orbit (Case 457) Esthesioneuroblastoma (Case 300) Extraosseous Ewing’s sarcoma (Case 241) Facial venous vascular malformation treated with sclerotherapy (Case 169) Fibroblastic meningioma, biopsy proven (Case 173) Fibrous dysplasia (Case 181) Fibrous dysplasia of the frontal sinuses (Case 291) Globe rupture with choroidal detachment (Case 11) Grave's disease (Case 198) Hemangioma of left neck (Case 109) Hodgkin's disease (Case 329) Hyperostosis frontalis interna (Case 206) Idiopathic skull thickening (Case 189) Internal auditory canal (IAC) osteoma (Case 564) Internal laryngocele (Case 314) Intraocular silicone tamponade for retinal detachment (Case 217) Invasive squamous cell carcinoma of the right tonsil (Case 154) Inverted papilloma with postoperative recurrence (Case 160) Juvenile ossifying fibroma (pathology proven) (Case 502) Lacrimal gland inflammatory pseudotumor (dacryoadenitis) (Case 536) Lacrimal gland lymphoma (Case 301) Left jugular foramen chondrosarcoma (Case 534) Lemierre’s disease (Case 428) Lingual (ectopic) thyroid gland (Case 299) Lingual tonsilolith (Case 612) Lipoma (Case 207) Lipoma (Case 419) Longitudinal fracture of the temporal bone with extension into the sphenoid bone (Case 172) Low grade acinic cell carcinoma (Case 61) Lymphoblastic lymphoma/leukemia, B-cell origin (Case 96) Mastoidectomy (Case 545) Mastoiditis with intracranial abscess (Jun 02) Metastatic adenocarcinoma of the esophagus presenting as a lytic skull lesion (Case 477) Metastatic disease to hypoglossal canal and clivus (Case 2) Metastatic esophageal adenocarcinoma (Case 442) Microphthalmia and phthisis bulbi (Case 36) Mixed-cell malignant neoplasm (Case 225) Mixed laryngocele (Case 460) Multicentric Castleman's disease (Case 415) Multinodular goiter, caused by hyperthyroidism (Case 45) Nasopharyngeal branchial cyst (Case 390) Nasopharyngeal carcinoma (Case 441) Nodular fasciitis of the right buccal space (Case 284) Normal post-carotid endarterectomy findings (Case 496) Old fracture and malunion of right temporomandibular joint and diffuse maxillary sinus disease bilaterally (Case 355) Ophthalmic herpes zoster infection with periorbital cellulitis and orbital emphysema (Case 9) Optic nerve drusen (Case 171) Paget disease (Case 431) Paget disease of bone (Case 254) Paget's disease of bone (Case 292) Paget’s disease (osteitis deformans) (Case 205) Pansinusitis (Aug 01) Papillary cystadenoma lymphomatosum (Warthin’s tumor) (Case 244) Pathologically proven metastatic renal cell carcinoma to the right masticator space (Case 449) Patient 1: FDG uptake mimicking a suspicious lesion. Patient 2: 18F-FDG uptake mimicking lymphoma. (Case 573) Persistent facial venous malformation status post sclerotherapy (Case 560) Persistent hypoglossal artery (Case 511) Pleomorphic adenoma - minor salivary gland-left parapharyngeal space (Case 517) Plexiform neurofibroma (Case 499) Plunging ranula (Case 558) Pyramidal lobe of the thyroid (Case 539) Ranula on the right side with left-sided intra-osseous cyst; radicular cyst (Case 25) Rhabdomyosarcoma (Case 279) Right carotid space paraganglioma, glomus vagale (May 02) Right optic neuritis/pseudotumor (Case 48) Right orbital retro-global mass: granulocytic sarcoma (chloroma) (Case 461) Samter's syndrome (Case 346) Scalp cellular blue nevus (biopsy proven) (Case 503) Schwannoma of the 12th cranial nerve (Case 39) Sebaceous cysts of the scalp (Case 374) Sialoadenitis (Case 68) Skull metastatic disease (Case 202) SMART syndrome (stroke like migraine after radiation therapy) (Case 588) Status post LeFort I osteotomy (Case 5) Subperiosteal abscess (Case 342) Synovial chondromatosis of the temporomandibular joint (Case 548) Temporalis muscle hypertrophy (Case 27) Thrombosed carotid-axillary bypass (Case 551) Thymic cyst (Case 186) Thyroglossal cyst (Case 230) Thyroid follicular adenoma (Case 533) Tornwaldt's cyst (Case 47) Traumatic posterior left lens dislocation (Mar 02) Tuberculus lymphadenitis (Case 404) Tullio’s phenomenon (Case 113) Undifferentiated carcinoma of nasopharynx (Case 152) Unilateral vocal fold paralysis status post right medialization laryngoplasty with Gore-Tex stent placement (Case 324) Watson’s syndrome with a neurofibroma (Case 83) top Interventional Bilateral percutaneous sacroplasty using CT fluoroscopy (Case 478) Biopsy of foramen ovale lesion (Case 7) Canalicular disease of the left eye (Case 234) Cerebral aneurysms (Case 10) Dural AV Malformation (DAVM) (Aug 02) Multiple cerebral aneurysms (Case 178) Post-vertebroplasty nerve decompression (Apr 02) Right aortic arch with aberrant left SCA and left ductus arteriosus (Case 23) Wire basket retrieval of submandibular duct calculus (Case 465) top Maxillofacial Acute dacryocystitis with abscess formation (Case 568) Acute suppurative parotitis of the right parotid gland (Case 111) Ameloblastoma of the mandible (Case 535) Bilateral mandibular coronoid process hyperplasia (Case 165) Bilateral orbital mantle lymphoma (Case 586) Bony ankylosis of left TM joint (Case 235) Caldwell-Luc procedure (Case 362) Canine tooth avulsion (Case 276) Chronic fungal sinusitis secondary to aspergilli (Case 238) Congenital arhinia (Case 280) CT cisternography (Case 116) Dacryocystocele (Case 538) Dentigerous cyst (Case 270) Diffuse large B-cell lymphoma of mandible (Case 306) Erdheim Chester disease (Case 392) Ewing's sarcoma of the mandible (Case 75) Ewing's sarcoma of the nasal cavity and sinuses with secondary mucocele (Case 84) Fibrous dysplasia (Case 190) Fibrous dysplasia with predominant lucent area (cystic variety) (Case 381) Frontal mucocele (Case 93) Frontal sinus osteoma (Case 231) Impacted right maxillary canine (Case 316) Lacrimal gland cyst (Case 409) Langerhans’ cell histiocytosis, eosinophilic granuloma (Case 124) Le Fort III fracture (Case 412) Le Fort III fracture (craniofascial dysjunction) (Case 184) Left ethmoidal mucocele (Case 581) Ludwig’s angina (Case 94) Mandibular fibrous dysplasia (Case 559) Mandibular fractures (Case 287) Mandibular metastasis from colonic adenocarcinoma (Case 385) Mixed LeFort I, II, and III fractures as well as mandibular fractures (Case 488) Motion artifact (Case 307) Mucocele of the right sphenoid sinus (Case 110) Nasopalatine duct cyst (Case 475) Odontogenic myxoma (Case 583) Orbital foreign body injury (saw) (Case 271) Orbital pseudotumor (biopsy) (Case 391) Osteoma centered at planum sphenoidale (Case 489) Osteoma of the temporal bone (Case 570) Plasmablastic lymphoma (Case 78) Post-traumatic orbital pseudomeningocele (Case 529) Posterior staphyloma (Case 386) Radicular (periapical) cyst (Case 260) Rhabdomyosarcoma (Case 312) Right submandibular stone (Case 98) Sialolithiasis in Wharton’s Duct removed with interventional radiologic techniques (Case 128) Sphenoid mucocele (Case 77) Stafne bone cyst (Case 311) Stenosis of Stenson’s duct; sialoadenitis (Case 85) Subcondylar fracture of the mandible (Case 322) Tonsilar calcification (Case 43) Torus mandibularis (Case 200) Torus palatinus (Case 226) Treacher Collins syndrome (mandibulofacial dysostosis) (Case 176) Trigeminal neuralgia with an atrophic left trigeminal nerve (Case 335) top Pediatric and Congenital Anomalous midline occipital suture (Case 474) Arnold-Chiari II malformation (Case 87) Band heterotopia (Case 8) Band heterotopia (Case 398) Bilateral absence of zygomatic arch in two siblings (Case 14) Bilateral congenital lens dislocations with colobomatous cysts after mycophenolate mofetil exposure in utero (Case 372) Birth Trauma: Patient 1: Subgaleal Hematoma and Patient 2: Cephalohematoma (Case 315) Cerebellar degeneration associated with CoQ 10 deficiency (Case 55) Chiari I malformation (Case 575) Chiari II malformation (Case 12) Congenital absence of the right internal carotid artery (Case 134) Congenital aural atresia (Case 179) Congenital nasal piriform aperture stenosis (Case 249) Congenital obstructive hydrocephalus (Case 224) Cortical dysplasia (Case 520) Cranial imaging findings in autosomal recessive (malignant) osteopetrosis (Case 408) Craniosynostosis and scaphocephaly (Case 174) Craniosynostosis with premature closure of the right coronal suture (Case 37) Dandy Walker variant (Case 64) Early enlarged parietal foramina (Case 219) Ectopic salivary tissue (Case 522) Encephalocele (Case 418) External hydrocephalus (Case 193) External hydrocephalus (Case 239) Gorlin syndrome with multiple odontogenic keratocysts (Case 450) Hemangioma of the left parotid (Case 396) Hypoxic ischemic encephalopathy (Case 201) Infant skull depression fracture (Case 218) Infantile osteopetrosis (Case 562) Joubert's syndrome (Case 13) Klippel Trenaunay syndrome (Case 433) Left coronal synostosis (Case 576) Leigh’s disease (Case 451) Lobar holoprosencephaly (Case 204) Lückenschãdel skull (Case 429) Marinesco-Sjögren syndrome (Case 505) McCune-Albright syndrome (Jan 02) Mega cisterna magna (Case 476) Menkes' disease (Case 406) Middle interhemispheric holoprosencephaly (Case 403) Mondini Defect (Case 21) Mucopolysaccharidoses (Sep 02) Myelomeningocele (Case 437) Neuroblastoma (Case 467) Neuroglial cyst (Case 266) Oropharyngeal teratoma (Case 353) Prominent external occipital protuberance (Case 435) Rhombencephalosynapsis (Apr 01) Sanfilippo syndrome (Case 107) Schizencephaly (Case 58) Septo-optic dysplasia (DeMorsier's syndrome) (Case 15) Severe bilateral open lip schizencephaly (Case 325) Sturge-Weber syndrome with intraoccular hemangioma (Case 317) Subependymal (nodular) heterotopia (Case 196) Thyroglossal duct cyst (Case 256) Trigonocephaly (Case 283) Trigonocephaly (Case 332) Typical imaging findings of intracranial neuroenteric cyst (Case 543) Unilateral hydrocephalus due to obstruction of the foramen of Monro (Case 265) Vein of Galen malformation (Case 6) Vein of Galen malformation (Case 246) top Skull Calvarial metastasis from neuroblastoma with spiculated calcification (Case 294) Renal osteodystrophy (Case 436) Scalp lipoma (Case 578) top Spine Acute hyperflexion injury with marked anterior subluxation of C5-6, bifacetal dislocation, and cord compression (Case 32) Acute spinal cord ischemia syndrome (Case 56) Acute transverse myelitis (Case 327) Aneurysmal unicameral bone cyst - spine (Case 348) Anterior epidural venous plexus enlargement (Case 448) Baastrup’s sign (Case 188) Basilar invagination (Case 440) Basilar invagination of dens (Case 382) Benign thoracic meningioma (Case 242) Bilateral jumped facets with spinal cord contusion (Case 580) Biopsy proven neuroblastoma, schwannian stroma-poor, differentiating, very low MKI, consistent with favorable histology (Case 483) Camptocormia (Case 516) Caudal regression syndrome (Case 82) Caudal regression syndrome (Case 443) Caudal regression syndrome; Type II (Case 462) Cavernous hemangioma (Case 434) Cervical diastematomyelia (Pang type II split cord malformation) (Case 303) Cervical hemivertebra (Case 432) Cervical spinal canal meningioma (Case 290) Cervicomedullary compression due to narrow foramen magnum in achondroplasia (Case 129) Chondrosarcoma, low grade 1 (Case 506) Chordoma of C2 vertebra (Case 507) Chronic lumbar spondylodiscitis (Case 371) Chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids (CLIPPERS) (Case 594) Congenital absence of the posterior arch of the atlas, with persistent posterior tubercle (Case 211) Craniocaudal distraction injury of the atlantoaxial articulation, with atlantoaxial dislocation and type 1 dens fracture (Case 464) Cystic schwannoma (Case 269) Degenerative changes of lumbar spine with worsening on standing position (Case 561) Discitis L5/S1 (Case 490) Duplicated foramen transversarium and presumed duplication of the vertebral arteries (Case 334) Epidural abscess (Case 3) Far lateral lumbar disc herniation (Case 115) Follicular lymphoma (Case 148) Free disk fragment (sequestered disk) (Case 210) Glioblastoma of medulla and upper cervical spinal cord (Case 427) Guillain-Barré syndrome (Case 504) Hangman's fracture (traumatic spondylolisthesis of C2) (Case 31) Hirayama disease (Case 592) Iatrogenic spinal epidural lipomatosis (Case 611) Idiopathic brachial neuritis - Parsonage-Turner syndrome (Case 493) Idiopathic cord herniation (Case 268) Intracranial neurenteric cyst (Case 321) Intradural extramedullary tumor - meningioma (Case 51) Intramedullary lipoma (Case 34) Intramedullary metastases from malignant melanoma to cervical spinal cord (Case 459) Intramedullary neuroenteric cyst (Case 240) Intramedullary spinal cord tumor: pilocytic astrocytoma (Case 297) Intraspinal extradural lesion at C1/C2 level (Case 605) Jumped facet (at C6-C7) and fracture (C6 facet) (Case 278) L5-S1 disc extrusion spontaneous disappearance without surgery (Case 247) Left unilateral locked facet with right perched facet (Case 423) Leptomeningeal involvement of leukemia (Case 340) Leptomeningeal metastases (Case 459) Leptomeningeal spinal metastases of cerebral GBM (Case 598) Lipoblastoma (Case 137) Lipoma of the filum terminale (fatty filum) (Case 258) Malignant glioneuronal tumor of the cervical spine (Case 262) Marfan syndrome (Sep 01) Multiple myeloma (Case 203) Multiple sclerosis of cord (Case 108) Myositis ossificans circumscripta (pseudomalignant myositis ossificans) (Case 422) Myositis ossificans of the erector spinae muscle (Case 397) Non-fused posterior arch of the atlas (Case 131) Old midline fracture of the C1 ring (Case 102) Ossiculum terminale (Case 253) Ossification of posterior longitudinal ligament (Case 54) Osteoid osteoma (Jun 02) Osteomyelitis with epidural abscess (Case 146) Osteosarcoma of the L1 vertebral body (Case 363) Pannus at C2 (Case 393) Pannus at cervicocranial junction (Case 80) Pathology proven metastatic penile squamous cell carcinoma to L2 (Case 375) Plasmacytoma (Case 151) Plasmacytoma (Case 383) Postlaminectomy pseudomeningocele, with nerve root herniation (Case 261) Pseudomeningocele from traumatic cervical root avulsion (Case 30) Pseudomeningocele related headache successfully treated by epidural blood patch placement under computed tomography guidance (Case 487) Rotatory subluxation of C1 on C2 (Case 430) Sacral neurofibroma (Case 326) Sacral perineural cyst (Case 479) Sacrococcygeal chordoma (Case 251) Sarcoidosis (Case 554) Secondary hemochromatosis due to iron overload by repeated blood transfusions (Case 60) Solitary fibrous tumor of the spine (Case 514) Spinal cord tumor biopsy: pilocytic astrocytoma, WHO grade I (Case 486) Spinal dural arteriovenous fistula (SDAVFs) (Case 46) Spinal ependymoma (myxopapillary ependymoma) (Case 90) Spinal epidural hematoma (Case 70) Spinal epidural hematoma (Case 563) Spinal myxopapillary ependymoma (Case 606) Spinal osseous sarcoid (Case 593) Spontaneous epidural abscess in a child (Case 229) Spontaneous spinal cord herniation (Case 304) Stress fracture of pars (Case 413) Subacute combined degeneration of the spinal cord (Case 319) Subacute combined degeneration of the spinal cord caused by nitrous oxide (Case 495) Synovial/ganglion cyst (Case 52) Tarlov cyst (Case 336) Tarlov's (perineural root sleeve) cyst (Case 471) Transverse myelitis with spinal cord atrophy (Case 288) Tuberculosis of the craniocervical junction (Case 117) Tuberculous spondylitis, Pott's disease (Case 338) Unstable Grade II anterolisthesis of L5 on S1 with bilateral spondylolysis of L5 (Case 380) Ventriculus terminalis (Case 155) Vertebral body hemangioma with epidural component (Case 281) Vertebral body hemangiomas (Case 438) Vertebral compression fractures in osteogenesis imperfecta (Case 302) Vertebral hemangioma with extraosseous extension (Case 252) top Trauma Atlantoccipital dislocation (Case 513) Atlanto-occipital distraction (Case 313) Bilateral epidural hematomas (Case 400) Bilateral isodense subdural hematomas (Case 187) Bilateral locked facets at C7/T1 with associated C7 spinous process fracture, anterolisthesis, and cord compression (Case 221) Bilateral subdural calcifications (Case 519) Bird shots injury (Case 277) Blowout fracture of the medial wall of right orbit (Case 296) Brain death - hot nose sign (Case 527) C7 burst fracture with cord compression and associated small epidural hematoma (Case 222) Cerebral fat embolism (CFE) (Case 447) Clivus fracture (Case 358) Delayed epidural hematoma (Case 357) Distracted flexion injury C4-C5 with traumatic herniated disk and left C5 radiculopathy with focal cord contusion (Case 405) Epidural hematoma (Case 17) Extension tear drop fracture (Case 424) Left-sided tripod fracture (Case 191) Maxillary buccal boneplate fracture (Case 366) Non-accidental head injury (child abuse) (Case 88) Oblique petrous temporal bone fracture (Case 352) Odontoid fracture type II (Case 232) Orbital blow-out fractures (Case 354) Orbital floor reconstruction with mesh (Case 308) Pneumomediastinum (Case 401) Pseudoaneurysm of the posterior circumflex artery of the arm in the quadrilateral space with axial nerve compression (Case 216) Scalp hematoma (Case 365) Subdural hematoma that is visualized after contrast (Case 469) Transverse fracture of the temporal bone (Case 492) Transverse temporal bone fracture (Case 255) Type III odontoid fracture (Case 257) top