Sinus x-ray
Definition
A sinus
Alternative Names
Paranasal sinus radiography; X-ray - sinuses
How the Test is Performed
A sinus x-ray is taken in a hospital radiology department. Or the x-ray may be taken in your health care provider's office. You will be asked to sit in a chair so that any fluid in the sinuses can be seen in the x-ray images. The technologist may place your head in different positions as the images are taken.
How to Prepare for the Test
Tell your provider or x-ray technologist if you are or think you are pregnant. You will be asked to remove all jewelry. You may be asked to change into a gown.
How the Test will Feel
There is little or no discomfort with a sinus x-ray.
Why the Test is Performed
The sinuses are located behind the forehead, nasal bones, cheeks, and eyes. When the sinus openings become blocked or too much mucus builds up, bacteria and other germs can grow. This can lead to an infection and inflammation of the sinuses called
A sinus x-ray is ordered when you have any of the following:
- Symptoms of sinusitis
- Other sinus disorders, such as a deviated septum (crooked or bent septum, the structure that separates the nostrils)
- Symptoms of another infection of that area of the head
These days, a sinus x-ray is not often ordered. This is because a
What Abnormal Results Mean
The x-ray may detect an infection, blockages, bleeding or tumors.
Risks
There is low radiation exposure. X-rays are monitored and regulated so that the lowest amount of radiation is used to produce the image.
Pregnant women and children are more sensitive to the risks of x-rays.
References
Beale T, Jawad S. Head and neck radiology. In: Adam A, Dixon AK, Gillard JH, Schaefer-Prokop CM, eds. Grainger & Allison's Diagnostic Radiology. 7th ed. Philadelphia, PA: Elsevier; 2021:chap 61.
Mettler FA. Head and soft tissues of face and neck. In: Mettler FA, ed. Essentials of Radiology. 4th ed. Philadelphia, PA: Elsevier; 2019:chap 2.
Review Date: 09/10/2023
The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed physician should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. Copyright ©2019 A.D.A.M., Inc., as modified by University of California San Francisco. Any duplication or distribution of the information contained herein is strictly prohibited.
Information developed by A.D.A.M., Inc. regarding tests and test results may not directly correspond with information provided by UCSF Health. Please discuss with your doctor any questions or concerns you may have.