ICD-11 classes
09 Diseases of the visual system
Disorders of the ocular adnexa or orbit
Disorders of eyelid or peri-ocular area
9A03 — Acquired malposition of eyelid
9A03.0 — Blepharoptosis
9A03.02 — Myogenic ptosis of eyelid

ICD-11 9A03.02 — Myogenic ptosis of eyelid

This refers to a contraction initiated by the myocyte cell itself instead of an outside occurrence or stimulus such as nerve innervation, causing drooping or falling of the eyelid. The drooping may be worse after being awake longer, when the individual's muscles are tired.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.