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Introduction to Neuroradiology Brain Imaging The basic imaging tools Fluoroscopy/Radiography Computed Tomography Magnetic Resonance Imaging Digital Substraccion Angiography (DSA) Ultrasound Nuclear Medicine Computerized


  1. Introduction to Neuroradiology

  2. Brain Imaging The basic imaging tools • Fluoroscopy/Radiography • Computed Tomography • Magnetic Resonance Imaging • Digital Substraccion Angiography (DSA) • Ultrasound • Nuclear Medicine

  3. Computerized Tomography (CT)

  4. Computed Tomography (CT, CAT)

  5. MRI Function

  6. MRI in the Brain Axial Sagittal Coronal

  7. MAGNETIC RESONANCE IMAGING T1WI T2WI

  8. FLAIR DWI

  9. Normal MRA Coronal 3 DTOF MR Angiography Without contrast medium

  10. MR Angiography With Gadolinium

  11. Neuroangiography Invasive procedure requiring insertion of a catheter through the femoral artery up to the carotid. Iodinated contrast material is injected into the carotid and vertebral arteries bilaterally and sequential images are obtained.

  12. DIGITAL SUSTRACTION ANGIOGRAPHY

  13. DIGITAL SUSTRACTION ANGIOGRAPHY

  14. MYELO-TAC MYELOGRAPHY MYELO-MRI

  15. CEREBRAL VASCULAR EVENT • ISCHEMIC • HEMORRHAGIC

  16. ACUTE INFARCT

  17. EARLY SIGS OF ISCHEMIC INFARCT CT • LOSS OF DEFINITION BETWEEN GRAY AND WHITE MATTER • ILL DEFINITION OF INTERNAL CAPSULE • HYPERDENSE MIDDLE CEREBRAL ARTERY

  18. HYPERDENSE MCA

  19. CHRONIC INFARCT

  20. EARLY SIGNS OF ISCHEMIC INFARCT MRI • T1 HYPOINTENSITY • T2, FLAIR HYPERINTENSITY • DWI HYPERINTENSITY • DECREASED SIGNAL IN PERFUSION IMAGES

  21. T 1 DIFUSION FLAIR

  22. SUBACUTE INFARCT

  23. LUXURY PERFUSION

  24. DWI CT Minutes Hours

  25. Ventricular hemorrhage and parenchymal infarct

  26. CEREBRO VASCULAR EVENT ISCHEMIC THROMBO EMBOLIC VASCULITIS DISSECTION FIBROMUSCULAR DISPLASIA VENOUS THROMBOSIS ANOXIA

  27. ATHEROSCLEROTIC PLAQUE

  28. COLOR AND PULSED DOPPLER ULTRASOUND

  29. B MODE ULTRASOUND

  30. FIBROMUSCULAR DISPLASIA

  31. DISSECTION

  32. SUBACUTE INFARCT

  33. VERTEBRAL ARTERY DISSECTION

  34. VASCULITIS

  35. SSS THROMBOSIS

  36. VENOUS INFARCT

  37. CEREBRO VASCULAR EVENT • HEMORRHAGIC HYPERTENSION ANEURYSM VASCULAR MALFORMATION TRAUMA COAGULOPATHY AMYLOIDOSIS

  38. HYPERTENSION

  39. ANEURYSM

  40. Cerebral Arterio Venous Malformation (AVM)

  41. CTA 3D RECONSTRUCTION

  42. TRAUMA • CONTUSION • DIFFUSE AXONAL INJURY • SUBDURAL HEMATOMA • EPIDURAL HEMATOMA • SUBARACHNOID HEMORRHAGE

  43. EPIDURAL HEMATOMA

  44. SUBACUTE SUBDURAL HEMATOMA CHRONIC SUBDURAL HEMATOMA

  45. DIFFUSE AXONAL INJURY

  46. SEIZURE • CONGENITAL MALFORMATION • MESIAL SCLEROSIS • CVA • POSTTRAUMATIC

  47. MESIAL SCLEROSIS

  48. INFLAMMATORY • MENINGO ENCEPHALITIS • ABCESS • TOXOPLASMOSIS

  49. MENINGITIS

  50. NEOPLASIA • GLIOMAS • LYMPHOMA • MEDULOBLASTOMA • PINEAL TUMOR • PITUITARY ADENOMA • EXTRAAXIAL TUMORS • MENINGIOMA • SCHWANNOMA

  51. MEDULLOBLASTOMA

  52. LYMPHOMA ASTROCITOMA

  53. HIGH GRADE GLIOMA (GRADE III)

  54. MENINGIOMA

  55. DEMYELINATING DISEASE • MULTIPLE SCLEROSIS • ADEM

  56. MULTIPLE SCLEROSIS

  57. MULTIPLE SCLEROSIS

  58. MS

  59. OPTIC NEURITIS

  60. MULTIPLE SCLEROSIS

  61. TOXOPLASMOSIS

  62. Differential Diagnosis for ring-enhancing lesions: MAGICAL DR M - Metastasis, MS A - Abscess G - Glioblastoma, Granuloma I - Infarct (esp. Basal ganglia) C - Contusion (rare) A - AIDS (Toxo, etc.) L - Lymphoma (in aids) D - Demyelination (active) R - Resolving hematoma, Radiation change (necrosis)

  63. LYMPHOMA ABSCESS

  64. RESOLVING HEMATOMA

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