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Pet scans are the most widely used radio imaging method incorporating tomography that is created by computer. It generates a 3D image of the interior portion of a given object from a series of 2D X-Ra MRI scans-Here is the use of magnetic fieldAll Images have the same axis of rotation. The use of Pet scans is not just limited to field of medicine only, it is used is testing nondestructive materials and archeological testing. It is originally known as EMI Scan. Invention of CT scan is a revolution in the field of medicine. It not only supplements X-ray and USG, but also used in preventive medicine for ailments. It is done with the help of the contrasting agent which is administered in the patient through various methods such as Intravenous injection, Oral administration, and rectal administration. Pet scans are performed with various parts of the body and is of different types such as head, Pulmonary angiogram, Cardiac, Abdominal and pelvic.Head CT scans detects tumors, hemorrhage, bone trauma, infarctions and calcifications, pulmonary angiogram is generally used to detect embolism. Abdominal and pelvic scans are used to diagnose kidney stones, appendicitis, abdominal aortic aneurysm, and pancreatitis. With the advancement in the technology the process of Pet scans is also improving day by day. The different types of scans are as under:-Spiral And Helical CT- to its high resolution and faster data acquisition it is used to diagnose bones lungs, abdomen chest .Multi-Slice Spiral CT Scanners- it collects data 8 times faster than the spiral one. It is non-invasive that is fast consumes less time and the patient is still comfortable. Virtual Reality Imaging and Advanced 3D CT- it is also know as Endoscopy which incorporated the use of camera filled in the terminal of a thin tube which is put into the alimentary canal of the patient through mouth. About The Author Lee Bond is a renowned radiology expert who has over 10 years of experience in the field, and another 10 as a regular surgeon.For more information, please visit Pet scans.
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