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The VNG
(Videonystagmography) is a test designed to help your physician
determine the source of your dizziness, unsteadiness, or vertigo. The
test takes approximately 1 hour to complete and will take place in
Suite A-107 at Medical City Dallas Hospital. Many people experience
some dizziness during the test; however, the dizziness is of short
duration and usually subsides by the completion of the test.
Please CAREFULLY
FOLLOW these instructions UP TO 2 DAYS BEFORE your scheduled
appointment:
-
DO NOT take
aspirin or any medication containing aspirin for 2 DAYS BEFORE
the test.
-
DO NOT drink any
alcohol or take any medication containing alcohol for 2 DAYS
BEFORE the test.
-
Discontinue
ALL medications for 2 DAYS BEFORE to the test date,
EXCEPT those used for a heart condition, blood pressure,
diabetes, or seizures.
-
Discontinue
medications such as allergy pills, tranquilizers, sleeping pills,
decongestants, pain pills, nerve pills, dizziness medications, etc.
2 DAYS BEFORE the test.
-
DO NOT
drink any beverage or take any medication containing caffeine
(coffee, tea, soft drink, energy drink, Excedrin) THE DAY OF
the test.
-
DO NOT
eat solid foods for 2 HOURS BEFORE the test. If your
appointment is during the late afternoon (i.e. 3:00 pm or later), it
is okay to eat a light lunch between 12 noon and 1:00 pm.
-
Wear comfortable
clothing, as you will be changing positions on the exam table.
Additionally, you may choose to wear flat/low-heeled shoes in the
event you feel off balance or dizzy at the conclusion of the
evaluation.
-
DO NOT
apply foundation or eye make-up before the test.
-
Remove contact
lenses before the exam.
-
If possible,
bring someone to drive in the event you feel off balance or dizzy at
the conclusion of the evaluation.
Medications that
will influence VNG results:
-
Antipyretic
(fever) – aspirin
-
Alcohol – beer,
whiskey, wines, liquid medications containing alcohol (e.g. cough
syrup)
-
Antidinic
(vertigo) – Meclizine (Antivert), Ru-vert, Scopolomine, etc.
-
Antiemetic
(nausea) – Dramamine, Phenergan, Comppazine, Marezine, Thorazine,
etc.
-
Antihistamine/Decongestants (cold and allergy) – Dimetapp, Actifed,
Sudafed, Benadryl, Triaminic, Dristan, Contact, Chlortrimeton,
Claratin, Zyrtec, etc.
-
Narcotics and
Barbituates – Vicodin, Percodan, Darvon, Darvocet, Demerol, Dilaudid,
Cocaine, Codeine, Marijuana, Phenaphen, Phenobarbitol, etc.
-
Sedatives
(sleeping) – Halcion, Dalmane, Seconal, Quaaludes, Nembutal, etc.
-
Tranquilizers
(nerves) – Valium, Ativan,Xanax,Librium, Vistaril, Triavil, Atarax,
Equanil, Miltown, etc.
-
Antidepressants - Zoloft, Lexapro,
Cymbalta, Paxil, Prozac, Elavil, Wellbutrin, etc.
Medication can be
resumed immediately following the VNG evaluation. Your cooperation in
following these instructions will improve the quality of your
examination.
Click here to download a Word
document version of these instructions. |
