ICD-11 MMS 2026-01
Blepharoptosis
Description
Drooping of the upper lid due to deficient development or paralysis of the levator palpebrae muscle.
Exclusions from above levels
01 – Certain infectious or parasitic diseases05 – Endocrine, nutritional or metabolic diseases18 – Complications of pregnancy, childbirth and the puerperium
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19 – Certain conditions originating in the perinatal period22 – Injury, poisoning or certain other consequences of external causes8A21.0 – Posterior cortical atrophy
Child codes
9A03.00 – Marcus-Gunn syndrome9A03.01 – Mechanical ptosis of eyelid9A03.02 – Myogenic ptosis of eyelid9A03.03 – Paralytic ptosis of eyelid9A03.0Y – Other specified blepharoptosis9A03.0Z – Blepharoptosis, unspecified
Sibling codes
9A03.1 – Entropion of eyelid9A03.2 – Ectropion of eyelid9A03.3 – Eyelid retraction9A03.4 – Lagophthalmos9A03.5 – Dermatochalasis of eyelid9A03.Y – Other specified acquired malposition of eyelid9A03.Z – Acquired malposition of eyelid, unspecified
Allowed postcoordination axes
Part of: 9A03: Acquired malposition of eyelid › 09: Diseases of the visual system