Postoperative Nausea and Vomiting (PONV) Equation - Medical Algorithm

Are you evaluating a patient for risk of nausea and vomiting after outpatient surgery?

Yes

Age of the patient

years

Gender of the patient

Male

Female

Is the patient a smoker?

Yes

Does the patient have a previous history of nausea and vomiting following anesthesia?

Yes

Duration of procedure

minutes

Is general anesthesia used?

Yes

Type of surgery being performed

• ENT?

Yes

• opthalmologic?

Yes

• plastic procedure?

Yes

• gynecologic surgery other than dilation and currettage?

Yes

• orthopedic surgery to knee?

Yes

• orthopedic surgery to shoulder?

Yes

• orthopedic surgery to site other than a knee or shoulder?

Yes

Evaluation

Results

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Interpretation and Description

References

Next Steps in Evaluation

Diagnosis

Therapy

Monitoring

Specialty

Objective

ICD-10

Probability of Postoperative Nausea and Vomiting Using the Equation of Sinclair et al

Purpose: To predict a patient's risk for developing postoperative nausea and vomiting (PONV) after outpatient surgery.