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Anaesthesia - Symptoms

Anaesthesia - How to prevent?

Anaesthesia - Causes and Risk Factors

Anaesthesia - Diagnosis

Anaesthesia - Treatments

Anaesthesia - Other Information

What are the risks of Anaesthesia?

The practice of anaesthesia is very safe; however the risk of complications with any anaesthesia rendered remains. Death or permanent disability related to anaesthesia is extremely rare. 

Risks associated with all forms of Anaesthesia
Common Risks
  • Pain or bruising at the site of injections or drips
  • Shivering
  • Dizziness
  • Post-operative nausea and vomiting
  • Temporary headache
Rare Risks
  • Breathing difficulties
  • Heart attack
  • Chest infection
  • Allergy to drugs
  • Stroke
  • Death
Additional risks associated with General Anaesthesia
Common Risks
  • Sore throat
  • Damage to teeth or dental work
  • Damage to lips or tongue
  • Facial abrasions
  • Body aches
  • Eyelid abrasions
Rare Risks
  • Inherited muscle sensitivity to particular anaesthetic drugs (malignant hyperthermia)
  • Awareness of activity in the operating room during anaesthesia
Risks associated with Epidural, Spinal and Regional Anaesthesia
Common Risks
  • Headache
  • Bleeding
  • Inadequate pain relief
  • Prolonged nerve blockade
Rare Risks
  • Infection
  • Seizures
  • Allergic reactions
  • Damage to nerves, spine, skin, muscles or other internal structures

The information provided is not intended as medical advice. Terms of use. Information provided by SingHealth