Corneal Light Reflex

Aka: Corneal Light Reflex, Hirschberg Test

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II. Indications: Strabismus Testing

  1. Differentiate true deviation from pseudostrabismus (due to wide Nasal Bridge or epicanthal folds)
  2. In uncooperative child, only test of alignment

III. Technique

  1. Hold penlight at arms length in front of child
  2. Gain child's attention blink/tap light
  3. When child fixated on light
    1. Examiner lines up light with her eyes
    2. Note position of Corneal Light Reflex on each eye

IV. Interpretation based on Corneal Light Reflex position

  1. Normal (No Strabismus)
    1. Reflex falls on nasal portion of each Cornea
  2. Esodeviation
    1. On Deviated eye, reflex displaced lateral or temporal
  3. Exodeviation
    1. On deviated eye, reflex displaced medially

V. References

  1. Berson (1987) Ophthalmology Study Guide, AAO, p. 95-110
  2. Essman (1992) Am Fam Physician 46(4):1243-52 [PubMed]
  3. Mills (1999) Am Fam Physician 60(3):907-16 [PubMed]
  4. Sondhi (1988) J Pediatr Ophthalmol Strabismus 25:210-1 [PubMed]

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Related Studies

Ontology: Hirschberg test (C0430929)

Concepts Diagnostic Procedure (T060)
SnomedCT 252873003
English Hirschberg test, Hirschberg test (procedure)
Spanish prueba de Hirschberg (procedimiento), prueba de Hirschberg
Derived from the NIH UMLS (Unified Medical Language System)

Ontology: Corneal light reflex test (C1112636)

Concepts Diagnostic Procedure (T060)
SnomedCT 400921004
Italian Prova del riflesso corneale alla luce
Japanese 角膜対光反射試験, ｶｸﾏｸﾀｲｺｳﾊﾝｼｬｼｹﾝ
Czech Test rohovky pomocí odrazu světla
Hungarian Cornealis fény reflex vizsgálat
English Corneal light reflex test (procedure), Pupil light reflex, Corneal light reflex test
Spanish prueba de reflejo corneal a la luz (procedimiento), prueba de reflejo corneal a la luz, Prueba del reflejo corneal a la luz
Portuguese Provas de reflexo à luz da córnea
Dutch cornea lichtreflextest
French Test du réflexe photomoteur de la cornée
German Hornhautlichtreflextest
Derived from the NIH UMLS (Unified Medical Language System)

Related Topics in Examination

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