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Showing posts with label Radiology. Show all posts
Showing posts with label Radiology. Show all posts

CT scan - Computed Tomography scan


A CT scan (computed tomography scan), also known as a CAT scan, is a diagnostic imaging test that captures detailed, cross-sectional images of the inside of your body. It uses a combination of X-rays and computer technology to create high-resolution pictures that help doctors assess various medical conditions, evaluate treatment effectiveness, and guide surgical procedures.

Why Would a CT Scan Be Recommended?

A CT scan is commonly recommended for several reasons. Your doctor may suggest this test to:

  • Assess injuries: After an accident, CT scans can evaluate damage to bones, tissues, and organs, helping doctors plan appropriate treatment.
  • Diagnose medical conditions: If you’re experiencing symptoms like unexplained pain or discomfort, a CT scan can help identify underlying issues such as infections, tumors, or organ dysfunction.
  • Monitor ongoing treatments: For patients undergoing cancer treatment, CT scans are vital in monitoring the size of tumors to assess the effectiveness of therapies such as chemotherapy or radiation.
  • Aid in surgical procedures: CT imaging can provide real-time insight during certain medical procedures, such as biopsies (tissue samples) or abscess drainage, ensuring precision and safety.

X-Ray


An X-ray is a quick and painless procedure commonly used to produce images of the inside of the body. It's a very effective way of looking at the bones and can be used to help detect a range of conditions.
X-rays are usually carried out in hospital X-ray departments by trained specialists called radiographers, although they can also be done by other healthcare professionals, such as dentists.
How X-rays work
X-rays are a type of radiation that can pass through the body. They can't be seen by the naked eye and you can't feel them. As they pass through the body, the energy from X-rays is absorbed at different rates by different parts of the body. A detector on the other side of the body picks up the X-rays after they've passed through and turns them into an image.