Why vomit after operation?

summary

Postoperative vomiting is a common side effect, sometimes inevitable. Some patients will have nausea and vomiting after surgery, the incidence rate is about 20% - 30%. The incidence of some high-risk patients can be as high as 70% - 80%. So let's share the reason why we always vomit after the operation of lower abdominal white line hernia?.

Why vomit after operation?

First: patient factors: female, adults under 50 years old, non-smoking patients, patients with history of motion sickness or postoperative nausea and vomiting, preoperative anxiety, gastroparesis.

Second: surgical factors: laparoscopic surgery, gallbladder surgery, gastrointestinal surgery, neurosurgery, obstetrics and gynecology surgery, strabismus correction, etc. The longer the operation time, the higher the incidence of postoperative nausea and vomiting.

Third: anesthetic factors: inhalation anesthetics, opioids, ketamine, tramadol, etc.

matters needing attention

Anticholinergic drugs: mainly including scopolamine, side effects for dry mouth, blurred vision, etc. 2 antihistamines: diphenhydramine, etc. the side effects are dry mouth, blurred vision, etc. Butyrylbenzenes: droperidol. Droperidol can cause sedation, extrapyramidal symptoms (mostly in older children) 4 glucocorticoids: dexamethasone, methylprednisolone, side effects may increase blood sugar.