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M1

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M1

  1. 1. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 1 Tool for DNB Practical examination in pediatrics MRI in pediatrics
  2. 2. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 2 MRI-A problem solving tool!  CT and USG initial INVG  MRI helps in cases where both are equivocal  Initially MRI – only for Brain and Spine (longer imaging times)
  3. 3. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 3 ADVANTAGES OF MRI • MULTIPLANAR CAPABILITIES • BETTER INTRINSIC SOFT TISSUE CONTRAST • NO RADIATION • NO IODINATED CONTRAST DISADVANTAGES OF MRI • COST • CLAUSTROPHOBIA • CALCIFICATION NOT WELL SEEN
  4. 4. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 4 MRI IN PEDIATRICS SPECIAL ISSUES  NORMAL VARIANTS AND APPEARANCES  SPECIAL SCAN PROTOCOLS – FASTER SEQUENCES – LOW RF ENERGY  SEDATION
  5. 5. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 5 MRI IN PEDIATRICS - INDICATIONS BRAIN MRI – Seizures including infections and Neoplasms – Perinatal vascular insult (HIE) – Congenital Anomalies and Neuroregression SPINE MRI – Congenital Abnormalities – Scoliosis OTHER INDICATIONS – Musculoskeletal system – Chest – Abdomen and Pelvis – Miscellaneous
  6. 6. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 6 Infection
  7. 7. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 7 TUBERCULOMA
  8. 8. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 8 NEUROCYSTICERCOSIS
  9. 9. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 9 NEUROCYSTICERCOSIS
  10. 10. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 10 Tuberculomas Vs Neurocysticercosis Hypointense on T2WI Hyperintense on T2WI
  11. 11. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 11 Meningitis
  12. 12. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 12 Herpes encephalitis
  13. 13. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 13 Japanese B Encephalitis
  14. 14. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 14 ADEM(acute disseminated encephalomyelitis) Infective
  15. 15. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 15 TORCH(CMV)
  16. 16. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 16 BRAIN TUMORS
  17. 17. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 17
  18. 18. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 18 Pilocytic astrocytoma post contrast Tumors
  19. 19. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 19 CRANIO PHARYNGIOMA
  20. 20. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 20 CONGENITAL ANOMALIES PHAKOMATOSIS & NEUROREGRSSION
  21. 21. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 21 Neuronal migration anomalies Agyria/pachygyria
  22. 22. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 22 Polymicrogyria
  23. 23. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 23 Heterotopia
  24. 24. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 24 Schizencephaly
  25. 25. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 25 Tuberous sclerosis Phakomatosis
  26. 26. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 26 Sturge Weber Syndrome Phakomatosis
  27. 27. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 27 Leukodystrophies
  28. 28. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 28 DISTINCTIVE FEATURES OF LEUKODYSTROPHIES COMPLETE OR NEAR LACK OF MYELINATION Canavan Disease Pelizaeus-Merzbacher Disease FRONTAL WHITE MATTER MOST INVOLVED Alexander Disease OCCIPITAL WHITE MATTER MOST INVOLVED Adrenoleukodystrophy THICK MENINGES Hurler Syndrome
  29. 29. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 29 Normal head circumference Central to peripheral pattern Metachromatic leukodystrophy (onset: 4 to 8 years) Krabbe's disease (onset: before 4 years) Pelizaeus-Merzbacher disease (onset: 4 to 8 years, boys) Dorsal to ventral pattern Adrenoleukodystrophy* (onset: 4 to 8 years) Increased head circumference Peripheral to central pattern Canavan's disease (onset: infancy) Ventral to dorsal pattern Alexander's disease* (onset: infancy) *Enhances with gadolinium.
  30. 30. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 30 Canavan’s disease
  31. 31. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 31 Adrenal Leukodystrophy
  32. 32. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 32 Vascular Insults
  33. 33. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 33 Hypoxic ischaemic encephalopathy Perinatal insult
  34. 34. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 34 PVL
  35. 35. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 35 Acute Infarct
  36. 36. © 2003 By Default! A Free sample background from www.awesomebackgrounds.com Slide 36 MOYA MOYA

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