Where is local anesthetic injected for excision of thrombosed external hemorrhoids?

Updated: Aug 17, 2018
  • Author: Brett Wallace Lorber, MD, MPH, FACEP; Chief Editor: Erik D Schraga, MD  more...
  • Print

After cleaning the area with an alcohol swab, locally inject approximately 2-6 mL of local anesthetic (eg, lidocaine with epinephrine) at the base of the thrombosed hemorrhoid, then inject approximately 1-2 mL of the local anesthetic within the hemorrhoid (see the video below).

Excision of thrombosed external hemorrhoid. Injection of local anesthetic at hemorrhoid base and within hemorrhoid.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!