PONV Flashcards
1
Q
What are the patient risk factors? (6)
What decreases risk?
A
Female Young Previous Hx of PONV Obesity Motion sickness sufferer Pre-operative anxiety
Smoking
2
Q
What are the anaesthetic risk factors? (8)
A
Opiods NO Etomidate Ketamine Volatile gases GA Inhalation compared to intubation Hypotension
3
Q
What are the surgical risk factors? (5)
A
Middle ear surgery Abdominal surgery Genitourinary surgery Ophthalmic surgery Neurosurgery
4
Q
What are the post-operative risk factors? (5)
A
Dehydration Electrolyte imbalances Metabolic imbalances Hypotension Hypoxia
5
Q
Rx?
A
Prophylactic ondansetron (SHT3 antangonist) and dexamethasone Acupuncture point P6 – as effective as antiemetics.
6
Q
Other anti-emetics?
A
Anti serotonergics: Ondansetron
Anti dopaminergics: Metoclopramide
Antihistaminics: Cyclizine
