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Neuro-ophthalmology Question of the Week: Emergency Department Evaluation of Anisocoria

November 9, 2016 By

1

Question:

Describe the appropriate steps to take in the emergency department when evaluating  anisocoria.

Neuro-ophthalmology Question of the Week: Emergency Department Evaluation of Ptosis

November 2, 2016 By

4

a. Photograph of the patient showing right partial ptosis. The left lid shows compensatory lid retraction because of equal innervation of the levator palpabrae superioris (Herring’s law).
b. Post tensilon test: Note the improvement in ptosis.

Question: Describe the appropriate steps to take  in the emergency department when evaluating  ptosis of recent onset.

Neuro-ophthalmology Questions of the Week: Anisocoria-Horner Syndrome Value of Imaging

October 12, 2016 By

Questions:

  1. When the etiology of Horner syndrome is not known at the initial neuro-ophthalmologic examination, but sufficient information is obtained to allow targeted imaging, how often is an etiology discovered?
    a. In about 90%
    b. In about 60%
    c. In about 30%
    d. In about 10%
  1. When the etiology of Horner syndrome is not known at the initial neuro-ophthalmologic examination, and sufficient information is not obtained to allow targeted imaging, how often is an etiology discovered?
    a. In about 90%
    b. In about 60%
    c. In about 30%
    d. In about 10%
  1. What are the two most common causes of Horner syndrome when the cause is not known at the time of presentation and clinical information is sufficient to permit a inferred targeted imaging evaluation?
    a. Apical lung malignancy
    b. Carotid artery dissection
    c. Cavernous sinus lesion
    d. Thyroid malignancy

Neuro-ophthalmology Question of the Week: Ptosis, Miosis and Impaired Abduction

September 6, 2016 By

a. Primary position  b. Left gaze 1

Question: Where is the lesion likely to be located?
1. Brain stem
2. Spinal cord
3. Left cavernous sinus
4. Left superior orbital fissure
5. Left orbit