1 / 109

CHAPTER 28

CHAPTER 28. CENTRAL NERVOUS SYSTEM. CNS. NORMAL PATHOLOGY. NORMAL. NEURONS (1%) GLIA (99%) ASTROCYTES OLIGODENDROCYTES EPENDYMAL CELLS MICROGLIA. Cellular Pathology Edema, CSF Pressure, Hydrocephalus Malformations Perinatal Trauma Vascular Infections. Prion Diseases

Rita
Télécharger la présentation

CHAPTER 28

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. CHAPTER 28 CENTRAL NERVOUS SYSTEM

  2. CNS • NORMAL • PATHOLOGY

  3. NORMAL • NEURONS (1%) • GLIA (99%) • ASTROCYTES • OLIGODENDROCYTES • EPENDYMAL CELLS • MICROGLIA

  4. Cellular Pathology Edema, CSF Pressure, Hydrocephalus Malformations Perinatal Trauma Vascular Infections Prion Diseases Demyelinating Diseases Degenerative Genetic Metabolic Acquired Metabolic Tumors PATHOLOGY

  5. CELLULAR PATHOLOGY • REACTIONS OF NEURONS • REACTIONS OF ASTROCYTES

  6. EDEMA/PRESSURE/CSF • CEREBRAL EDEMA • RAISED INTRACRANIAL PRESSURE AND HERNIATION • HYDROCEPHALUS

  7. CEREBRAL EDEMA

  8. ↑↑↑ CSF PRESSURE ↑ ↑ ↑

  9. HYDROCEPHALUS

  10. MALFORMATIONS • NEURAL TUBE • FOREBRAIN • POSTERIOR FOSSA • SYRINGOMYELIA/HYDROMYELIA

  11. NEURAL TUBE DEFECTS

  12. FOREBRAIN ANOMALIES

  13. POSTERIOR FOSSAANOMALIES

  14. SYRINGOMYELIA/HYDROMYELIA

  15. PERINATAL BRAIN INJURY

  16. TRAUMA • SKULL FRACTURES • PARENCHYMAL INJURIES • TRAUMATIC VASCULAR INJURIES • SEQUELAE • SPINAL CORD

  17. SKULL FRACTURES

  18. PARENCHYMAL • CONCUSSION • DIRECT PARENCHYMAL INJURY • DIFFUSE AXONAL INJURY

  19. TRAUMATIC VASCULAR INJURY • EPIDURAL HEMATOMA • SUBDURAL HEMATOMA

  20. EPIDURAL HEMATOMA

  21. SUBDURAL HEMATOMA

  22. SEQUELAE OFBRAIN TRAUMA

  23. SPINAL CORD TRAUMA

  24. CEREBROVASCULAR • HYPOTENSION, HYPOPERFUSION, LOW FLOW, INFARCTION • INTRACRANIAL HEMORRHAGE • HYPERTENSIVE DISEASE

  25. HYPOXIA, ISCHEMIA, INFARCTION • LOW FLOW STATES (ISCHEMIA) • INFARCTION

  26. INTRACRANIALHEMORRHAGE • INTRACEREBRAL HEMORRHAGE • SUBARACHNOID HEMORRHAGE • ANEURYSMS • VASCULAR MALFORMATIONS

  27. INTRACEREBRALHEMORRHAGE

  28. SUBARACHNOIDHEMORRHAGE

  29. ANEURYSMS

  30. VASCULAR MALFORMATIONS

  31. HYPERTENSIVECEREBROVASCULAR DISEASE • LACUNAR INFARCTS • SLIT HEMORRHAGES • HYPERTENSIVE ENCEPHALOPATHY

  32. “LACUNAR” INFARCTS

  33. “SLIT” HEMORRHAGES

  34. HYPERTENSIVEENCEPHALOPATHY

  35. INFECTIONS • ACUTE MENINGITIS • ACUTE SUPPURATIVE INFECTIONS, FOCAL • CHRONIC BACTERIAL MENINGOENCEPHALITIS • VIRAL MENINGOENCEPHALITIS • FUNGAL MENINGOENCEPHALITIS • OTHER INFECTIONS

  36. ACUTE MENINGITIS • BACTERIAL • VIRAL

  37. ACUTE FOCALSUPPURATIVE INFECTIONS • BRAIN ABSCESS • SUBDURAL EMPYEMA • EXTRADURAL ABSCESS

  38. BRAIN ABSCESS

  39. SUBDURAL EMPYEMA

  40. EXTRADURAL ABSCESS

  41. CHRONIC BACTERIALMENINGOENCEPHALITIS • TUBERCULOSIS • NEUROSYPHILIS • NEUROBORRELIOSIS (LYME DISEASE)

  42. TUBERCULOSIS

  43. NEUROSYPHILIS

  44. LYME DISEASE

  45. ARTHROPOD-BORNE HSV-1, HSV-2 V-Z (HERPES ZOSTER) CMV (CYTO-MEGALO VIRUS) POLIOMYELITIS RABIES HIV PML (PROGRESSIVE MULTIFOCALLEUKOENCEPHALOPATHY) SUBACUTE SCLEROSING PANENCEPHALITIS VIRALMENINGOENCEPHALITIS

  46. ARTHROPOD-BORNE

  47. HSVHERPES SIMPLEX VIRUS • HSV-1 • HSV-2

  48. V-Z (HERPES ZOSTER)

  49. CMV(CYTO-MEGALO VIRUS)

  50. POLIOMYELITIS

More Related