Q; Which one precaution should be taken while administrating lidocaine as local anesthetic during talc procedure for pleurodesis?


Answer:  Talc slurry may get adsorp to lidocaine, so it should be administer a few minutes before the talc slurry administration. Lidocaine is usually given as a spray of 25 mL (250 mg) of 1 percent lidocaine intrapleurally. Beside lidocaine, patient should also receive intravenous analgesic and midazolam for comfort.


Reference:  

 Lee P, Colt HG. A spray catheter technique for pleural anesthesia: a novel method for pain control before talc poudrage. Anesth Analg 2007; 104:198.