Head CT Scan: What It Is, When It's Needed, and What to Expect

A CT scan (computed tomography scan) is a medical imaging technique that uses X-rays and computer processing to create detailed cross-sectional images of the body. It can be used to examine any part of the body, including the head.

A head CT scan can be used to diagnose a variety of conditions, including:

* Brain tumors

* Head injuries

* Stroke

* Aneurysms

* Sinus infections

* Ear infections

* Dental problems

A head CT scan is a painless and relatively quick procedure. It usually takes less than 30 minutes to complete. The patient will lie on a table and their head will be positioned inside the CT scanner. The scanner will rotate around the head, taking X-rays from different angles. The X-rays will be processed by a computer to create detailed images of the head.

Head CT scans are a valuable diagnostic tool that can help doctors identify and treat a variety of medical conditions.