Find Information About:

Drugs & Supplements

Get information and reviews on prescription drugs, over-the-counter medications, vitamins, and supplements. Search by name or medical condition.

Pill Identifier
WebMD

Pill Identifier

Having trouble identifying your pills?

Enter the shape, color, or imprint of your prescription or OTC drug. Our pill identification tool will display pictures that you can compare to your pill.

Get Started
My Medicine
WebMD

My Medicine

Save your medicine, check interactions, sign up for FDA alerts, create family profiles and more.

Get Started

WebMD Health Experts and Community

Talk to health experts and other people like you in WebMD's Communities. It's a safe forum where you can create or participate in support groups and discussions about health topics that interest you.

  • Second Opinion
    WebMD

    Second Opinion

    Read expert perspectives on popular health topics.

  • Community
    WebMD

    Community

    Connect with people like you, and get expert guidance on living a healthy life.

Got a health question? Get answers provided by leading organizations, doctors, and experts.

Get Answers

Sign up to receive WebMD's award-winning content delivered to your inbox.

Sign Up

Allergies Health Center

Font Size
A
A
A

Sinusitis - Exams and Tests

Diagnosis of sinusitis is usually based on your medical history and physical exam. A detailed history of the problem often can be of more value to the diagnosis than a physical exam. If the symptoms and physical findings are typical of sinusitis, further testing is usually not needed.

Additional tests may be done if:

Recommended Related to Allergies

Fall Allergies: Seasonal Tips to End the Itch

Every fall, you're suddenly sneezing, coughing. Could it be fall allergies? It's certainly a possibility. Ragweed blooms profusely this time of year. Those lovely, falling leaves become moldy, rotting vegetation after they hit the ground. And no surprise it turns out many people are sensitive to both ragweed pollen and mold. Dust mites can also trigger fall allergy symptoms. Although they're present year-round, dust mites are stirred up by dirty ventilation systems. When you turn on your...

Read the Fall Allergies: Seasonal Tips to End the Itch article > >

  • The diagnosis is not clear.
  • Antibiotic treatment has failed to clear up the problem.
  • Complications (such as a bone infection) are suspected.
  • Surgery is being considered.

Imaging tests may be used when symptoms of sinusitis persist or recur despite treatment, or to look for tumors or other growths when there is bleeding or bloody discharge from the nose. They include:

  • Computed tomography (CT) scan of the head and face, which provides a detailed image of sinus structures. A CT scan may help evaluate severe or chronic sinusitis, identify suspected complications of sinusitis, or rule out other conditions. It is not used to diagnose acute sinusitis.
  • Sinus X-ray, which may be done to confirm a suspected case of sinusitis. An X-ray produces a picture of dense tissues inside the body. But a CT scan provides better information.

Less often, other tests may be done by an ear, nose, and throat (ENT) specialist (also called an otolaryngologist) or by an allergist. These tests may include:

WebMD Medical Reference from Healthwise

Last Updated: November 14, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
1
Next Article:

Today on WebMD

man blowing nose
Make these tweaks to your diet, home, and lifestyle.
Allergy capsule
Breathe easier with these products.
 
cat on couch
Live in harmony with your cat or dog.
Woman sneezing with tissue in meadow
Which ones affect you?
 

blowing nose
Article
woman with sore throat
Article
 
lone star tick
Slideshow
Woman blowing nose
Slideshow
 

Send yourself a link to download the app.

Loading ...

Please wait...

This feature is temporarily unavailable. Please try again later.

Thanks!

Now check your email account on your mobile phone to download your new app.

cat lying on shelf
Article
Allergy prick test
VIDEO
 
Man sneezing into tissue
Assessment
Woman holding feather duster up to face, twitching
Quiz