II. Exam: Optical Reflex (Orbicularis Oculi Reflex)

  1. Technique
    1. Expose eye to bright light
  2. Expected response (normal)
    1. Results in Eyelid closure in the exposed eye as well as the other eye (consensual response)
    2. Slower response than the Corneal Reflex
    3. Absent in age under 9 months
  3. Mechanism
    1. Mediated by visual cortex in Occipital Lobe

IV. References

  1. Degowin (1987) Diagnostic Examination, 5th ed, MacMillan Publishing Company, p. 810

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Ontology: Orbicularis oculi reflex test (procedure) (C0200119)

Concepts Diagnostic Procedure (T060)
SnomedCT 45097009
English Orbicularis oculi reflex test (procedure), Orbicularis oculi reflex test, Blink reflex test, Blink reflex studies
Spanish prueba de parpadeo reflejo, prueba del reflejo del músculo orbicular de los párpados (procedimiento), prueba del reflejo del músculo orbicular de los párpados