intraoperative and postprocedural complications of specific body system (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95, K91.-, L76.-, M96.-, N99.-)
poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4)
Use additional code
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
7th character note
The appropriate 7th character is to be added to each code from category T81
7th character required
A — initial encounter
D — subsequent encounter
S — sequela
Applies from T81.8 Other complications of procedures, not elsewhere classified
Excludes2 (not included here)
hypothermia following anesthesia (T88.51)
malignant hyperpyrexia due to anesthesia (T88.3)
Code annotations containing back-references to T81.82
Back-references to T81.82
Type 1 Excludes: J43 Emphysema ("surgical (subcutaneous) emphysema (T81.82)")
Type 2 Excludes: J95 Intraoperative and postprocedural complications and disorders of respiratory system, not elsewhere classified ("emphysema (subcutaneous) resulting from a procedure (T81.82)")
Type 1 Excludes: J98.2 Interstitial emphysema ("surgical emphysema (subcutaneous) (T81.82)")
Type 2 Excludes: T79.7 Traumatic subcutaneous emphysema ("emphysema (subcutaneous) resulting from a procedure (T81.82)")
Back-references to T81
Code First: J98.51 Mediastinitis ("underlying condition, if applicable, such as postoperative mediastinitis (T81.-)")
Type 2 Excludes: T78 Adverse effects, not elsewhere classified ("complications of surgical and medical care NEC (T80-T88)")
Type 2 Excludes: T79 Certain early complications of trauma, not elsewhere classified ("complications occurring during or following medical procedures (T80-T88)")
Type 2 Excludes: T79 Certain early complications of trauma, not elsewhere classified ("complications of surgical and medical care NEC (T80-T88)")
Type 2 Excludes: T88 Other complications of surgical and medical care, not elsewhere classified ("complication following procedure NEC (T81.-)")