Ataxia DDx
Posted by dkwinter

 

See also:

 

Vestibular

  • Ataxia
    • +vertigo
    • +tinnitus
    • +nystagmus
  • Peripheral
    • BPPV
    • Meniere's
    • Labyrinthitis
    • Vestibular neuritis
  • Central
    • Posterior fossa CVA
    • Vestibular schwannoma
    • Vertebral artery dissection

 

Sensory

  • Ataxia
    • ​+sensory loss
  • Infectious
    • Tertiary syphilis +Rhomberg
  • Structural
    • Posterior spinal cord syndrome
    • Hydrocephalus
  • Misc
    • Friedreich ataxia
    • Polyneuropathies
    • Vitamin deficiencies (B, E, Zinc, Cu)
    • Miller-Fisher syndrome
    • Autoimmune conditions

 

Cerebellar

  • Ataxia
    • +ipsilateral exam findings
    • +tremor
  • Ipsilateral findings
    • Acute cerebellar infarction
    • Cerebellar hemorrhage
    • Neoplastic process
    • Intoxication
    • Infectious
  • Cord
    • Cord compression
    • Neoplastic process
    • Transverse myelitis
    • Epidural abscess

 

Antalgic

  • Ataxia
    • +pain or weakness
  • Antalgic
    • Pain, limited by area of interest
  • Buckling
    • Weakness in a muscle group
  • Waddling
    • Pelvic girdle weakness
  • Functional
    • Bizarre and atypical movements

 

Miscellaneous Reversible Causes

  • Deficiencies
    • Thiamine - EtOH, gastric-bariatric
    • Folic Acid - check medications
    • B12 - vegan, gastritis
    • E - celiac, CF, eating disorder
  • Exposures
    • Check the drugs!
    • Heavy metal poisoning (e.g. Cu, Mg, Fe, Hg)