Advanced Sinus CT in Houston

Understand the examination

About Sinus CT

Sinus CT shows the air-filled spaces around the nasal cavity and their surrounding structures. It may help evaluate sinus disease or support procedure planning.

What a focused sinus examination shows

The paranasal sinuses are air-containing spaces around the nasal cavity. CT can show their bony boundaries, drainage pathways and changes affecting the normally air-filled spaces. That information can help an ear, nose and throat clinician assess persistent disease or plan a procedure. A focused sinus protocol is different from a general head CT even though the areas are close together. If the question concerns a particular sinus or previous sinus surgery, include that information with the referral. The aim is to produce the views needed for that specific question rather than assume any head image will provide the same detail.

Imaging is not necessary for every episode of congestion

Straightforward acute rhinosinusitis usually does not require imaging. The usefulness of CT or MRI changes when symptoms are persistent, unusual or complicated, or when a mass or other specific concern is being investigated. This distinction helps explain why one person is treated from the clinical assessment while another is referred for a scan. The decision should reflect the nature of the problem, not simply how uncomfortable congestion feels. If symptoms are rapidly worsening or involve concerning changes around the eyes or neurological function, seek medical assessment rather than relying on a routine imaging appointment.

Planning images need to match the intended use

When a scan is requested for procedural planning, the referring team may have specific requirements for image acquisition and transfer. Provide those requirements before the examination so the imaging team can clarify what is needed. A written report and the actual image dataset serve different purposes, and the receiving clinician may need both. This does not mean that every patient requires a special planning protocol. It means the intended use should be explicit when it is relevant. If surgery has been performed previously, records of the procedure help the clinician interpret the current anatomy and compare it with earlier findings.

Read the findings in the context of symptoms

A scan may describe lining thickening, fluid or altered drainage anatomy. The clinician considers the location and extent of those findings alongside the history and examination. A report phrase by itself does not establish which treatment is appropriate or whether a procedure is needed. At follow-up, ask whether the findings explain the main symptoms, whether any part of the examination is limited and what would change the plan. If symptoms continue despite a reassuring or minor finding, the next discussion should consider other possible explanations rather than assuming every facial symptom must originate in the sinuses.

Scan Preparation

A doctor’s order is required before your scan. Tell the imaging team about possible pregnancy, kidney conditions and earlier contrast reactions. Ask whether laboratory results, fasting or contrast preparation are needed for the requested protocol. Obtain individual instructions before changing regular medication.

Check the details on your order

If your ear, nose and throat specialist has supplied a particular protocol, give that information to scheduling. Ask whether the referring office needs the images as well as the report. Confirm any image-transfer arrangements before the examination so the correct materials can reach your follow-up visit.

During the CT examination

The team prepares the ordered study and explains positioning, any contrast steps and instructions during imaging. Ask about the full visit window beforehand, particularly when oral preparation is involved.

Imaging Results & Reports

Your radiologist’s report goes to the ordering clinician, who will explain the findings and next steps. Contact our records team for copies of your images or report.