Surgical risk classification
| Low risk . | Moderate risk . | High risk . |
|---|---|---|
| Dental extractions | Head and neck surgery | Cardiac surgery (eg, valve replacement) |
| Ophthalmologic procedures (ie, laser surgery, cataract surgery) | Orthopedic surgery (eg, total hip replacement) | Intrathoracic surgery |
| Hernia repair | Urologic surgery | Brain surgery |
| Dilation and curettage | Cholecystectomy | Transplant surgery (heart, lung, liver, kidney) |
| Wound debridement | Splenectomy | Major vascular surgery (eg, aorta repair) |
| Endoscopy | Hysterectomy | Major spine surgery |
| Superficial tissue biopsy (eg, breast biopsy) | Uterine ablation | Surgeries requiring prolonged general anesthesia >4 hours (eg, Whipple procedure) |
| Caesarian section | ||
| Appendectomy |
| Low risk . | Moderate risk . | High risk . |
|---|---|---|
| Dental extractions | Head and neck surgery | Cardiac surgery (eg, valve replacement) |
| Ophthalmologic procedures (ie, laser surgery, cataract surgery) | Orthopedic surgery (eg, total hip replacement) | Intrathoracic surgery |
| Hernia repair | Urologic surgery | Brain surgery |
| Dilation and curettage | Cholecystectomy | Transplant surgery (heart, lung, liver, kidney) |
| Wound debridement | Splenectomy | Major vascular surgery (eg, aorta repair) |
| Endoscopy | Hysterectomy | Major spine surgery |
| Superficial tissue biopsy (eg, breast biopsy) | Uterine ablation | Surgeries requiring prolonged general anesthesia >4 hours (eg, Whipple procedure) |
| Caesarian section | ||
| Appendectomy |