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Most radiation therapy is planned using the results of a 3D CT scan. A 3D scan largely presents a snapshot of the body at a particular point in time, however due to the time of the acquisition, in which the patient is likely to have moved in some way (even if only breathing), there will be an element of blurring or averaging in the 3D scan. [ 6 ]
This is a comprehensive list of the books written about the fictional character Doc Savage originally published in American pulp magazines during the 1930s and 1940s. He was created by publisher Henry W. Ralston and editor John L. Nanovic at Street & Smith Publications, with additional material contributed by the series' main writer, Lester Dent.
Mars, The God of War (in the new Man of War's origin: Man of War #6) Midnight Blue (recurring character in Ferret ongoing series, #1-4) Miss Fury (the granddaughter of the original) Nowhere Man (appears in final battle against Great Question) Rocket Ranger (appeared in Man of War series) Thresher; Widowmaker; The second version of the Ex-Mutants
A computed tomography scan (CT scan), formerly called computed axial tomography scan (CAT scan), is a medical imaging technique used to obtain detailed internal images of the body. [2] The personnel that perform CT scans are called radiographers or radiology technologists.
Li Wenliang (Chinese: 李文亮; 12 October 1985 – 7 February 2020) was a Chinese ophthalmologist who warned his colleagues about early COVID-19 infections in Wuhan. [3]On 30 December 2019, Wuhan Centres for Disease Preventon and Control (Wuhan CDC) issued emergency warnings to local hospitals about a number of mysterious "pneumonia" cases discovered in the city in the previous week. [4]
Though CT uses a higher amount of ionizing x-radiation than diagnostic x-rays (both utilising X-ray radiation), with advances in technology, levels of CT radiation dose and scan times have reduced. [9] CT exams are generally short, most lasting only as long as a breath-hold, Contrast agents are also often used, depending on the tissues needing ...
The fourth series of British science fiction television programme Doctor Who was preceded by the 2007 Christmas special "Voyage of the Damned".Following the special, a regular series of thirteen episodes aired, starting with "Partners in Crime" on 5 April 2008 and ending with "Journey's End" three months later on 5 July 2008.
A CT scan can be performed in under a second and produce rapid results for clinicians, with its ease of use leading to an increase in CT scans performed in the United States from 3 million in 1980 to 62 million in 2007. Clinicians oftentimes take multiple scans, with 30% of individuals undergoing at least 3 scans in one study of CT scan usage. [36]