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The lease with General Electric for a GoldSeal Revolution EVO EX scanner is for seven years and will cost the district about $871,300. The new scanner will be delivered in time to be installed in ...
This technology is the fastest generation of CT scanner to date. Third-generation spiral CT designs, especially those with 64 detector rows, 3×360°/sec rotation speeds, and designed for cardiac imaging, are largely replacing the EBT design from a commercial and medical perspective. However, electron beam CT still offers sweep speeds of ...
Mar. 26—By TARA WYATT Bluefield Daily Telegraph PRINCETON — A new and affordable CT scanner is now available for coronary CTA examination to those wanting reassurance with their cardiac health ...
Several methods that can reduce the exposure to ionizing radiation during a CT scan exist. [120] New software technology can significantly reduce the required radiation dose. New iterative tomographic reconstruction algorithms (e.g., iterative Sparse Asymptotic Minimum Variance) could offer super-resolution without requiring higher radiation ...
Compared to most other diagnostic imaging procedures, CT scans result in relatively high radiation exposure. This exposure may be associated with a very small increase in cancer risk. The question is whether that risk is outweighed by the benefits of diagnosis and therapy [8] The procedure has a low rate of finding disease.
A concern is the potential for CT to contribute to radiation-induced cancer and in 2007 it was estimated that 0.4% of current cancers in the United States were due to CTs performed in the past, and that in the future this figure may rise to 1.5–2% based on historical rates of CT usage. [59]
Most new PET scanners are combined with a CT scanner, a type of X-ray machine. Using the CT scan instead of the traditional rotating rod source transmission scan reduces the scan time and produces almost noise-free images. [22] The two scanners are located in the same machine, but they do not perform scans at the same time.
X-ray radiation is ionizing radiation, thus exposure is potentially harmful. Compared to a mobile C-arm, which is classically used in surgery, CT scanners and fixed C-arms work on a much higher energy level, which induces higher dose.