Essay On Image Modalities

There are different types of image modalities in healthcare such as a CAT Scan, MRI, X-Ray and ultrasound imaging modalities. A CAT Scan is an X-ray image made using computerized axial tomography. Magnetic resonance imaging, more known as MRI is a medical imaging technique that is used in radiology to form pictures of the anatomy and the physiological processes of the body in both health and disease. An X-Ray is a photographic or digital image of the internal parts of something, especially a part of the body. Ultrasound is a sound or other vibrations having an ultrasonic frequency, particularly as used in medical imaging. Below are comparisons of each image modalities of each test when they are exploring the digestive system and what is so

CT scans, an external test using a Computed Tomography machine to take multiple x-Rays of the digestive tract to find out what is going on. Both the CT scan and the standard x-ray will likely require you to ingest a substance that helps the digestive tract appear on the x-ray. The doctor may give you a barium enema to highlight the structures in your lower GI tract, so the doctor can see exactly what is going on in the digestive tract. The doctor may require you to eat solid food containing a substance called barium, then on the machine this will tract the barium as it passes through your digestive tract. They also may have the patient swallow special markers and have several different x-rays taken to track their passage through the digestive system. This will show what the issue is and if food is making its way through the digestive system. Testing how quickly substances pass through your digestive tract can give the doctor more better and more precise information than a static