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2. Safety of magnetic resonance imaging - Wikipedia

   en.wikipedia.org/wiki/Safety_of_magnetic...

   The ACR White Paper on MR Safety has been rewritten and was released early in 2007 under the new title ACR Guidance Document for Safe MR Practices. In December 2007, the Medicines and Healthcare products Regulatory Agency (MHRA), a UK healthcare regulatory body, issued their Safety Guidelines for Magnetic Resonance Imaging Equipment in Clinical ...

3. Prism correction - Wikipedia

   en.wikipedia.org/wiki/Prism_correction

   Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]

4. Magnetic resonance imaging - Wikipedia

   en.wikipedia.org/wiki/Magnetic_resonance_imaging

   Magnetic resonance imaging (MRI) is a medical imaging technique used in radiology to form pictures of the anatomy and the physiological processes inside the body. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to generate images of the organs in the body. MRI does not involve X-rays or the use of ionizing ...

5. Doctors are warning people not to wear Lululemon-like ... - AOL

   www.aol.com/2018-05-10-doctors-are-warning...

   Doctors are warning patients not to wear spandex clothing when coming in for a magnetic resonance imaging (MRI) procedure. Fabrics that use spandex often have metallic threads that could react ...

6. Freak accident in Mountain View exposes MRI safety flaws - AOL

   www.aol.com/news/freak-accident-mountain-view...

   September 6, 2024 at 8:35 AM. MOUNTAIN VIEW, Calif. - A patient recently escaped a harrowing experience while waiting for an MRI in a Mountain View imaging room. A trainee brought a wheelchair ...

7. Prism cover test - Wikipedia

   en.wikipedia.org/wiki/Prism_Cover_Test

   The prism cover test (PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]

8. How do I know my eclipse glasses are safe and legitimate ...

   www.aol.com/know-eclipse-glasses-safe-legitimate...

   If you plan to look up at the sky on April 8, first make sure you have a safe pair of eclipse glasses in hand.

9. Prism (optics) - Wikipedia

   en.wikipedia.org/wiki/Prism_(optics)

   Prism (optics) A familiar dispersive prism. An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light. At least one surface must be angled — elements with two parallel surfaces are not prisms. The most familiar type of optical prism is the triangular prism, which has a triangular base ...