9A03.00

ICD-11 MMS 2026-01

Marcus-Gunn syndrome

Description

Marcus-Gunn syndrome is characterised by ptosis associated with maxillopalpebral synkinesis. The syndrome is generally unilateral and sporadic, but bilateral and autosomal dominant inherited cases have been reported.

Index terms

  • Marcus-Gunn syndrome
  • Jaw-winking syndrome
  • Marcus Gunn Jaw-Winking Syndrome
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  • Marcus Gunn phenomenon
  • Inverse Marcus-Gunn phenomenon
  • Marin-Amat syndrome

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
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  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes
  • 8A21.0 – Posterior cortical atrophy

Sibling codes

  • 9A03.01 – Mechanical ptosis of eyelid
  • 9A03.02 – Myogenic ptosis of eyelid
  • 9A03.03 – Paralytic ptosis of eyelid
  • 9A03.0Y – Other specified blepharoptosis
  • 9A03.0Z – Blepharoptosis, unspecified

Foundation entity

Marcus-Gunn syndrome – http://id.who.int/icd/entity/590216180

Allowed postcoordination axes

Part of: 9A03.0: Blepharoptosis › 9A03: Acquired malposition of eyelid › 09: Diseases of the visual system