Health
FDA warns against using face masks with metal during MRI
Key Point
- The FDA has issued a warning about wearing a metal face mask during MRI
- This follows a report on a patient who appeared during an MRI because the face mask contained metal.
- Metal can interfere with the machine and cause high frequency heating
- Some metals in the face mask are not obvious and should be checked
The US Food and Drug Administration (FDA) warns patients not to wear metal masks during magnetic resonance imaging (MRI) after a patient has a facial burn.
The· FDA On Monday, he cautioned patients not to wear a metal face mask during an MRI scan, and the high-frequency heating during the procedure could cause the metal parts to heat up, which could eventually burn the patient. I took note.
If these metal parts include a nose wire or nose clip used to hold the mask in place, and “ultrafine” metal particles or antibacterial coatings on the mask fabric containing metals such as silver. there is.
As explained in the news release, I recently received a report about a patient who had a facial burn during surgery. The patient underwent a 3-Tesla MRI scan of the neck and suffered a facial burn that “matched the shape of the face mask.”
The FDA states that it is “appropriate” to wear a face mask during the COVID-19 pandemic.But some metals Face mask If not always obvious, the agency advises patients and healthcare professionals to first make sure that the face mask is free of metal parts before performing the procedure. If you’re not sure if your face mask contains metal, it’s a good idea to use an alternative mask that can be confirmed to be metal-free.
“Burns from metal objects worn by patients during MRI examinations are a known issue, and patients should not wear metal during MRI,” the FDA said. “Given the increased use of face masks during the COVID-19 pandemic, the FDA provides patients and medical care with the potential risk of facial burns associated with the use of face masks in patients containing metal during MRI. I want people to recognize it. “
If you encounter any problems during MRI, we recommend that you report them to the FDA.
MRI and metal
MRI uses strong magnetic fields and radio waves to come up with a cross section of the body. Metals, whether worn or attached to the body as artificial body parts or electronics, can cause interference during the procedure.
by Cedars SinaiIn the procedure instructions, metal can interfere with the magnetic field used to create the MRI image, which can pose a safety issue.
For example, in 2013, researchers If A photo of a young patient who suffered two burns during an MRI due to microfiber with “invisible” silver embedded in his undershirt.
Therefore, it is recommended that patients always undress with metal parts and inform MRI technicians about the potential for metal in the body, including pacemakers and artificial joints. Also, some patients wear hospital clothing instead during surgery, as some clothing may contain undetectable metal in the fabric, as shown in the case of younger patients. You are advised to do so.
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