I97.791 Other intraoperative cardiac functional disturbances during other surgery

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from I97 Intraoperative and postprocedural complications and disorders of circulatory system, not elsewhere classified

Excludes2 (not included here)

• postprocedural shock (T81.1-)

Applies from I97.7 Intraoperative cardiac functional disturbances

Excludes2 (not included here)

• acute pulmonary insufficiency following thoracic surgery (J95.1)
• postprocedural cardiac functional disturbances (I97.1-)

Applies from I97.79 Other intraoperative cardiac functional disturbances

Use additional code

• code, if applicable, to further specify disorder

MS-DRG index

Defines the logic of DRG(s) 314-316 in MDC 05.

Approximate ICD-9-CM (GEMs)

• 997.1 Cardiac complications, not elsewhere classified (approximate)

Code annotations containing back-references to I97.791

Back-references to I97.7

• Type 2 Excludes: I97.1 Other postprocedural cardiac functional disturbances ("intraoperative cardiac functional disturbances (I97.7-)")

Diagnosis Index entries for I97.791

• Complication (s) (from) (of) › intraoperative (intraprocedural) › cardiac functional disturbance NEC › during other surgery
• Infarct, infarction › myocardium, myocardial (acute) (with stated duration of 4 weeks or less) › intraoperative › during other surgery

Nearby codes

• I97.71 Intraoperative cardiac arrest
• I97.710 Intraoperative cardiac arrest during cardiac surgery
• I97.711 Intraoperative cardiac arrest during other surgery
• I97.79 Other intraoperative cardiac functional disturbances
• I97.790 Other intraoperative cardiac functional disturbances during cardiac surgery
• I97.791 Other intraoperative cardiac functional disturbances during other surgery (this code)
• I97.8 Other intraoperative and postprocedural complications and disorders of the circulatory system, not elsewhere classified
• I97.81 Intraoperative cerebrovascular infarction
• I97.810 Intraoperative cerebrovascular infarction during cardiac surgery
• I97.811 Intraoperative cerebrovascular infarction during other surgery
• I97.82 Postprocedural cerebrovascular infarction