T26.6
Corrosion of cornea and conjunctival sac
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 2 never code together
7th character 3
A initial encounter
D subsequent encounter
S sequela
Instructional notes 5
T26.6code
S00-T88chapter
Notes
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here 1
Alongside this code 9 same parent — T26
T26.0 Burn of eyelid and periocular area category T26.1 Burn of cornea and conjunctival sac category T26.2 Burn with resulting rupture and destruction of eyeball category T26.3 Burns of other specified parts of eye and adnexa category T26.4 Burn of eye and adnexa, part unspecified category T26.5 Corrosion of eyelid and periocular area category T26.7 Corrosion with resulting rupture and destruction of eyeball category T26.8 Corrosions of other specified parts of eye and adnexa category T26.9 Corrosion of eye and adnexa, part unspecified category
Subordinate codes 3
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.