How To Prepare continued...
Rigid laryngoscopy is done with a
general anesthetic. Do not eat or drink for 8 hours
before the procedure. If you have this test in your doctor's office or at a
surgery center, arrange to have someone drive you home after the
You will be asked to sign a consent form that says you understand the risks of the test and agree to have it done.
your doctor about any concerns you have regarding the need for the
test, its risks, how it will be done, or what the results will mean. To help
you understand the importance of this test, fill out the
medical test information form(What is a PDF document?).
How It Is Done
Indirect laryngoscopy and direct flexible
laryngoscopy examinations are generally done in a doctor's office. Most
fiber-optic laryngoscopies are done by an
ear, nose, and throat specialist (ENT). You may be awake for the
You will sit straight up in
a chair and stick out your tongue as far as you can. The doctor will hold your
tongue down with some gauze. This lets the doctor see your throat more clearly.
If you gag easily, the doctor may spray a numbing medicine (local anesthetic) into your throat to help with the
The doctor will hold a small mirror at the back of
your throat and shine a light into your mouth. He or she will wear a head
mirror to reflect the light to the back of your throat. Or your doctor may wear
headgear with a bright light hooked to it. He or she may ask you to make a
high-pitched "e-e-e-e" sound or a low-pitched "a-a-a-a" sound. Making these
noises helps the doctor see your vocal cords.
takes 5 to 10 minutes.
If a local (topical) anesthetic is used
during the examination, the numbing effect of the anesthetic will last about 30 minutes. You can eat or drink
when your throat is no longer numb.
Direct flexible laryngoscopy
The doctor will use a
thin, flexible scope to look at your throat. You may get a medicine to dry up
the secretions in your nose and throat. This lets your doctor see more clearly.
A topical anesthetic may be sprayed on your throat to numb it.