Q91) Newest treatment for anal incontinence?
a. Sacral nerve stimulation
b. Artificial sphincter.
c. Repair of sphincter
d. Gluteus maximus graft
Q 92) Which of the following is tumoricidal?
a. 1 percent cetrimide.
Sacral nerve stimulation is the newest modality in treatment for anal incontinence. In it electrodes are placed via the sacral foramina. The nerve supply of anal sphincter is similar to lower extremity so their stimulation can lead to contraction of various foot muscles.
Others are all older methods
Shackelford page 1779
Cetrimide 1% is mix of ammonium salts that have anti cancer activity. It inhibits H+ ATP synthatase inhibiting proliferation.
After rectal tumor resection, lumen is irrigated with 1% cetrimide
Saline/Hypertonic saline has no anticancer activity
Other two are tumoigenic