Wednesday, April 22, 2009

14 - Vertigo Differential Diagnosis

Differential Diagnosis of Vertigo Based on the Timeframe of Vertigo and
the Presence or Absence of Hearing Loss.



Time No Associated Hearing Loss Hearing Loss Present
Seconds Benign positional paroxysmal vertigo
Perilymphatic fistula

Cholesteatoma
Minutes
Vertebral basilar insufficiency

Migraines
Hours Vestibulopathy Meniere disease
Days Vestibular neuronitis Labyrinthitis
Weeks
Central nervous system disorders

Lyme disease

Multiple sclerosis

Acoustic neuroma

Autoimmune processes

Psychogenic

13 - Causes of bilateral facial palsy

ETIOLOGIES ASSOCIATED WITH BILATERAL FACIAL PALSIES
            ( MAY BE SIMULTANEOUS or DELAYED )

  1. Guillain-Barre syndrome
  2. Leukemia
  3. Leprosy
  4. Lime disease
  5. Isoniazid
  6. Infectious mononucleosis
  7. Myasthenia gravis
  8. Myotonic dystrophia
  9. Meningitis
  10. Moebius syndrome
  11. Malaria
  12. Periarteritis nodosa
  13. Porphyrias
  14. Poliomyelitis
  15. Postvaccination neuropathy
  16. Syphilis
  17. Bell palsy
  18. Basilar skull fracture
  19. Bulbar palsies
  20. Botulism
  21. Osteopetrosis
  22. Diabetes mellitus
  23. Sarcoidosis ( Heerfordt syndrome )
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