Pain & Regional Anesthesia

Question 1

Injection of local anesthetic at which site has the fasted rate of systemic absorption?

Answer 1

intercostal

Question 2

cardiac manifestations of LAST

Answer 2

• decreased rate of depol in purkinjie fibers and in the ventricle –> bradycardia
• Prolonged PR
• Wide QRS which can progress to ventricular arrhythmia and asystole
• hypotension due to peripheral vasodilation

Question 3

indications for stellate ganglion block

Answer 3

• block is effective in managing pain mediated by the sympathetic nervous system

- complex regional pain syndrome of upper limb
intractable angina
facial pain from herpes zoster
phantom limb pain
raynaud's syndrome