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ICD-10-CM 2027

ICD-10 code for Brown's sheath syndrome

H50.61

Brown's sheath syndrome

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Brown's sheath syndrome”. Page updated September 29, 2026.

About coding Brown's sheath syndrome

The ICD-10-CM code for Brown's sheath syndrome is H50.61 (Brown's sheath syndrome).

Within H50.6 (mechanical strabismus), H50.61 is specifically for Brown's sheath syndrome. Related codes cover unspecified (H50.60), inferior oblique muscle entrapment (H50.62), inferior rectus muscle entrapment (H50.63), lateral rectus muscle entrapment (H50.64), medial rectus muscle entrapment (H50.65), superior oblique muscle entrapment (H50.66), superior rectus muscle entrapment (H50.67), extraocular muscle entrapment, unspecified (H50.68) and 1 more.

To report this condition, pick the subcode that matches the documentation: H50.611 (right eye) and H50.612 (left eye).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about Brown's sheath syndrome ICD-10 codes

What is the ICD-10 code for Brown's sheath syndrome?

H50.61 — Brown's sheath syndrome (a header code; report a more specific subcode).

Is H50.61 billable?

No. H50.61 is a header code. Report one of its more specific subcodes instead.