Complications of sedation

Question 1

What complications of cannulation are there?

Answer 1

Venospasm, extravascular injection, haematoma, fainting, intra-arterial injection

Question 2

Which complication is this? - Veins collapse at time of venepuncture, managed by fast efficient puncture technique and not taking too long doing repeated attempts (time dilating vein)

Answer 2

Venospasm

Question 3

Which complication is this? - Active drug placed into interstitial space, diagnose by pain and swelling, avoid by good cannulation technique and test with saline first if get bubble in wrong place, manage by removing cannula, apply pressure and reassurance

Answer 3

Extravascular injection

Question 4

Which complication is this? - Pain on venepuncture, blood in cannula, loss of colour or warmth to limb/weakening pulse

Answer 4

Intra-arterial injection

Question 5

Which complication is this? - Extravasation of blood into soft tissues, bruising, damage to vein walls

Answer 5

Haematoma

Question 6

What complications of drug administration are there?

Answer 6

Hyper-responders, hypo-responders, paradoxical reactions, oversedation, allergic reactions