What is it?
is a measurement of the amount of tears produced
What is the purpose?
Syndrome is characterized by dry mouth and eyes. This will be useful is
diagnosing Sjogren’s Syndrome.
Is there any special preparation?
is no special prep. Do not use eye drops or wear contacts the day of the
How is it done?
strip of filter paper is folded and placed in the lower eyelid and left
for five minutes. The paper is removed and the amount of absorbed fluid
is measured. It may be repeated and eyedrops instilled.
What happens afterwards?
There should be no special
What are the risks of this procedure?
are no known risks besides eye irritation that should quickly resolve
Does it hurt?
Not really, although it may be
For more information:
Yale University School of Medicine, Patient’s Guide to Medical Tests
Arthritis and Allied Conditions,
13th ed., Koopman