7. Infectious Posterior Uveitis

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Author:
sookylala
ID:
235125
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7. Infectious Posterior Uveitis
Updated:
2013-11-08 10:54:02
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posterior uveitis
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posterior uveitis
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  1. what is toxoplasmosis? affects who?
    • inflam 2ndy to parasite- water/animals
    • immunocompromised/kids
    • necrotising retinochoroiditis!
  2. -sx of toxop
    • uni
    • floaters
    • VA los
    • photophobia
  3. Signs of Toxop?
    • 2ndy gran AU
    • single, inflam focus near old lesion
    • active lesion: white, fluffy edges
    • severe vitritis
  4. tx of toxop?
    • self limiting retinochoroditis
    • atrophic scar with hyperpigmented border
    • recurrence 3 years
  5. HIV retinopathy signs?
    • CWS
    • intra ret haem
    • microan
    • asx
    • low CD4 counts
  6. ddx of HIV retinopathy
    diabetes, hyp, RAO, RVO,
  7. CMV retinitis found in ppl with...?
    AIDS
  8. CMV retinitis signs?
    • peripheral retinitis, haem
    • mild vitritis, vasculitis with sheath, retinal detachment
    • CWS
    • edema
  9. CMV tx and test?
    • antivirals, HAART
    • CD4+ test: 100-1000 normal
  10. what is PORN?
    • necrotising retinal infection
    • (+) AIDS low CD4 count
    • etiology zoster+simplex
  11. PORN signs
    multifocal patches of deep necrosis
  12. Outcome of PORN?
    • rapidly progressing retinitis- blind within few days
    • antivirals!
  13. What is ARN and tests?
    • seen in ppl with viral
    • M
    • antibody and PCR
  14. ARN sx and signs?
    • uni, VA, pain, floaters
    • CV, vasculitis, vitritis
    • gran AU
    • Deep, yellow white retinal infriltrates
    • full thickness necrosis
  15. diff PORN and ARN?
    porn: (-) vitreal haze and vessel involvement
  16. tx of ARN?
    emergency- hospital
  17. immune recovery uveitis
    • post HAART aids
    • va, floaters, inter AU, vitritis
  18. POHS?
    • fungal uveitis
    • multifoci granulomatous
    • HLA
    • histo spots
  19. what is APMPPE?
    inflam disease affecting choriocaps, RPE and outer retina in healthy adults preceeding viral infection
  20. Who does APMPPE affect?
    20-30 healthy adults
  21. What do the lesions in APMPPE look like?
    • placoid creamy flat
    • involving mostly post pole
    • scars appear mottled
  22. tx for APMPPE?
    self limiting 2-6 weeks
  23. Sx APMPPE?
    • HA, transient hearing loss after viral illness
    • sudden painless va loss, no AU
  24. what is MEWDS?
    inflammatory chorioretinopathy
  25. who does MEWD affects?
    • 2-5th decade
    • young healthy women
  26. sx of MEWDS?
    • flu like sx
    • acute, uni, painless VA loss
    • shimmering
  27. signs of MEWDS?
    • scotoma, photopsia, temporal VF
    • vitritis
    • OD edema
    • small ill defined white spots
  28. tx for mewds
    • not required
    • self limiting
  29. Birdshot retinochoroidopathy?
    bi, idio, chronic, recurrent
  30. who does birdshot affect?
    • 5th-7th
    • females
    • HLAA29 +ve
  31. signs of birdshot?
    • multiple ill defined cream coloured choroidal pathes- ovoid or elongated
    • <1 DD 
    • radiate outward from disc
    • inactive- atrophic, no hyperpig
    • vitreal involvement
  32. tx of birdshot?
    steroids
  33. AZOOR?
    • loss of VF due to retinal damage
    • young women
    • eariler viral like illness
  34. sx AZOOR?
    • acute loss of VA
    • photopsia
    • shimmering
  35. Signs of AZOOR?
    • VF
    • uni/bi
    • mild vitritis
    • attenuation of vessels
    • periphleb
  36. ddx AZOOR?
    APMPPE- viral like illness, tho this is bi
  37. Primary intraocular lymphoma?
    masquerade, old ppl, diagnosis of exclusion
  38. tx side effects
    endoph, cataract, increased iop

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