ICD-10-CM › H00-H59 › H49-H52 › H50.6 Mechanical strabismus › H50.61
Brown's sheath syndrome
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 2 more specific codes instead:
What has happened to this code
Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2012 Added to the draft code set draft Brown's sheath syndrome
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from the H49-H52 section Disorders of ocular muscles, binocular movement, accommodation and refraction (H49-H52)
Excludes2 - not included here
- nystagmus and other irregular eye movements (H55)
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Squint
- Heterotropia
- Syndrome > eye retraction
- Fibrosis, fibrotic > eye muscle
- Disease, diseased > eye > muscle
- Adhesions, adhesive > ocular muscle
- Disease, diseased > muscle > ocular
- Cicatrix > muscle > with contracture
- Deformity > ocular muscle > acquired
- Insufficiency, insufficient > muscle
- Limitation, limited > eye muscle duction, traumatic
- Contraction, contracture, contracted > ocular muscle
- Contraction, contracture, contracted > muscle NEC > eye
- Contraction, contracture, contracted > paralytic > muscle
- Contraction, contracture, contracted > muscle NEC > extraocular
- Brown's sheath syndrome
- Strabismus > mechanical > Brown's sheath syndrome
Codes in the same group
| Code | Description | Status |
|---|---|---|
| H50.60 | Mechanical strabismus, unspecified | Valid |
| H50.62 | Inferior oblique muscle entrapment | Not billable |
| H50.63 | Inferior rectus muscle entrapment | Not billable |
| H50.64 | Lateral rectus muscle entrapment | Not billable |
| H50.65 | Medial rectus muscle entrapment | Not billable |
| H50.66 | Superior oblique muscle entrapment | Not billable |
| H50.67 | Superior rectus muscle entrapment | Not billable |
| H50.68 | Extraocular muscle entrapment, unspecified | Not billable |
| H50.69 | Other mechanical strabismus | Valid |