T49.2X4
Poisoning by local astringents and local detergents, undetermined
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 4
T49code
Includes
- poisoning by, adverse effect of and underdosing of glucocorticoids, topically used
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 filed at null
No alphabetic index entry points at this code.
Alongside this code 5 same parent — T49.2X
T49.2X1 Poisoning by local astringents/detergents, accidental category T49.2X2 Poisoning by local astringents/detergents, self-harm category T49.2X3 Poisoning by local astringents and local detergents, assault category T49.2X5 Adverse effect of local astringents and local detergents category T49.2X6 Underdosing of local astringents and local detergents 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.