Central nervous system

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Central nervous system

  1. 1. Central Nervous System Sun Yat-sen Memorial Hosp.
  2. 2. Normal
  3. 3. Normal Head CT: Brain Window F, 62yr
  4. 4. Normal Head CT: Bone Window
  5. 5. Normal Head CT: Brain Window (left) & Bone Window (right)
  6. 6. Normal Head MRI: T2WI
  7. 7. Normal Head MRI: T1WI
  8. 8. Normal Head MRI T1WI T1WI +C
  9. 9. Normal Head MRI: T2-FLAIR ANTERIOR POSTERIOR
  10. 10. Normal Head MRI: T1WI +C COR SAG
  11. 11. Normal Head MRA TRA COR SAG
  12. 12. Normal Head MRI of 1y/o Baby T2WI T1WI T1WI+C T2-FLAIR T1WI-SAG
  13. 13. Infarction
  14. 14. F, 84y/o Multiple old infarction on right parietal lobe, temporal lobe and occipital lobe Atrophy of brain parenchyma
  15. 15. M, 75y/o Acute infarction on right parietal lobe, temporal lobe and frontal lobe
  16. 16. M, 51y/o Infarction of bilateral occipital lobe with hemorrhage
  17. 17. MRI of the same patient T2WI T1WI T1WI+C T2-FLAIR DWI
  18. 18. MRA of the same patient Pre contrast Post contrast
  19. 19. M, 55y/o Multiple infarction of left basal ganglia and corona radiata
  20. 20. MRI of the same patient T2WI T1WI T1WI+C T2-FLAIR
  21. 21. M , 80 y/o Acute Infarction of right parietal and temporal lobe T2WI T1WI T2-FLAIR
  22. 22. MRA of the same patient Sclerosis of cerebral artery and interruption of right middle cerebral artery
  23. 23. Hemorrhage
  24. 24. M , 63 y/o 1 、 cerebral hemorrhage of right frontal and temporal lobe 2 、 right subdural hemorrhage 3 、 subarachnoid hemorrhage
  25. 25. <ul><li>F, 40 y/o </li></ul><ul><li>Cerebral hemorrhage of left basal ganglia </li></ul><ul><li>2. Subarachnoid hemorrhage </li></ul>
  26. 26. F, 56 y/o Subarachnoid hemorrhage
  27. 27. F, 78 y/o Acute Subdural hemorrhage on the left
  28. 28. MRI of the same patient 1 month later. Subacute subdural hemorrhage T2WI T1WI T2-FLAIR
  29. 29. Acute Epidural hemorrhage
  30. 30. Acute Epidural hemorrhage
  31. 31. Trauma
  32. 32. <ul><li>F, 37y/o with trauma. </li></ul><ul><li>CT: </li></ul><ul><li>Brain window shows epidural hemorrhage and brain contusion of right temporal lobe; </li></ul><ul><li>Bone window shows fracture of left temporal bone. </li></ul>
  33. 33. M, 1y/o with trauma. CT: Brain window: normal Bone window: right parietal bone fracture (obvious on coronary view)
  34. 34. M, 11y/o after trauma. CT: Left temporal bone fracture with intracranial gas.
  35. 35. <ul><li>M, 52y/o with trauma. </li></ul><ul><li>CT: </li></ul><ul><li>Brain contusion of right frontal and temporal lobe with subdural effusion. </li></ul><ul><li>Bone window: normal on these 2 slices but shows left temporal bone fracture on inferior slices. </li></ul>
  36. 36. M, 23y/o after trauma CT shows bilateral subdural hemorrhage, no fracture is found on bone window
  37. 37. M, 6 y/o after trauma CT shows epidural hemorrhage on the right, no fracture is found on bone window
  38. 38. F, 76 y/o after trauma CT shows brain contusion on right frontal lobe, hemorrhage at right frontal lobe and left parietal lobe with subdural hemorrhage on the right, no fracture is found on bone window
  39. 39. Tumors
  40. 40. Astrocytoma —MRI T2WI T1WI+C T1WI FLAIR
  41. 41. M, 44y, Astrocytoma —MRI T2WI T1WI+C T1WI T1WI+C
  42. 42. T2WI T1WI+C FLAIR T1WI M, 40y, Astrocytoma — MRI
  43. 43. meningeoma —CT 平扫 +C
  44. 44. Meningeoma —MRI T1WI T1WI+C T2WI T1WI+C
  45. 45. Meningeoma —CT 、 MRI T1WI T1WI+C CT T2WI
  46. 46. Meningeoma —MRI T1WI T2WI T1WI+C T1WI+C T1WI+C FLAIR
  47. 47. M , 44y , lung cancer brain metastasis--CT
  48. 48. M , 65y , lung cancer brain metastasis—MRI T2WI T1WI+C T1WI T1WI+C
  49. 49. M , 61y , NPC metastasis—MRI T2WI T1WI+C T1WI FLAIR
  50. 50. F, 50Y , acoustic nerve tumor —MRI B-TFE T1WI+C T1WI B-TFE
  51. 51. F, 38Y, acoustic nerve tumor—MRI T1WI T2WI T1WI+C T1WI+C

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