Why would a doctor order a CT scan of sinuses?
Sinus CT scanning is used for the following purposes: to help confirm a sinusitis diagnosis. to assess disorders that cause inflammation. to learn about growths in the nasal cavity and sinuses (benign and cancerous). to create a “map” of the patient’s sinus cavities in order to plan for surgery.
How much radiation do you get from a sinus CT?
Radiation doses are measured in millisievert units (mSv). By way of comparison, a conventional CT scanner emits 0.7 mSv units of radiation for a sinus CT scan.
Can CT scans be harmful?
Are There Any Risks? CT scans use X-rays, which produce ionizing radiation. Research shows that this kind of radiation may damage your DNA and lead to cancer. But the risk is still very small — your chances of developing a fatal cancer because of a CT scan are about 1 in 2,000.
How can I reduce radiation after CT scan?
Measure we take to reduce radiation from CT scans include:
- Customizing the scanning based on the size and weight of the patient or the body part being scanned.
- Eliminating unnecessary exams.
- Investing in CT scanners with the latest hardware and software tools that minimize radiation exposure.
How many CT scans are safe in a month?
There is no recommended limit on how many computed tomography (CT) scans you can have. CT scans provide critical information. When a severely ill patient has undergone several CT exams, the exams were important for diagnosis and treatment.
Does a CT scan expose you to radiation?
Like other X-ray imaging exams, CT scans expose you briefly to a small, targeted amount of ionizing radiation. The radiation helps create an image of structures inside your body.
How often is CT scan safe?
What will CT scan of my sinuses reveal?
The CT scan used in our office can detect a variety of things including nasal polyps, inflammation or infection of the sinuses, and fluid-filled sinuses. If you have trouble breathing out of your nose or experience frequent sinus pain, you may need a CT scan to determine if a sinus blockage is the cause of your symptoms.
Why do I need CT scan for my sinuses?
CT of the sinuses is primarily used to: help diagnose sinusitis. evaluate sinuses that are filled with fluid or thickened sinus membranes. detect the presence of inflammatory diseases. provide additional information about tumors of the nasal cavity and sinuses. plan for surgery by defining anatomy.
What does the CT scan of my sinuses indicate?
The result of CT-scan of your sinuses means that in CT there are signs that indicate you have done a surgery in sella turcica sphenoid sinus ,probably in your piruitary gland, time ago. Otherwise your CT scan is normal,without other findings.
How is the CT sinus scan procedure performed?
A computed tomography (CT) scan of the sinus is an imaging test that uses x-rays to make detailed pictures of the air-filled spaces inside the face (sinuses). How the Test is Performed You will be asked to lie on a narrow table that slides into the center of the CT scanner. You may lie on your back , or you may lie face-down with your chin raised.