Metal On Metal Hip Replacement Blood Test

Metal on metal implants use a similar design to standard hip replacements but the surfaces of both the ball and the socket are made of metal.
Metal on metal hip replacement blood test. Metal on metal hip replacements have been done for many years but became more popular over this past decade. Patients with these types of implant who have symptoms may be investigated with mri or ultrasound scans and patients without symptoms should have a scan if the level of. The tga review of that advice which included referral to an external group of experts found that the. Metallosis is a blood poisoning condition that develops when there are high levels of toxic metals in the blood.
Metal on metal hips require regular blood tests imaging. Metal on metal hip replacements. Update 14 july 2017 metal on metal hip replacement implants 20 september 2012 update. But critics of metal hip replacement systems note that those results may not be available for another decade.
Reports of patient reactions to these ions have spurred the fda to order the 21 makers of these devices to perform new. On 29 june 2017 the uk medicines and healthcare products regulatory agency s mhra published updated advice regarding metal on metal mom hip replacement implants. Test for detecting these metal ions in people with metal on metal hip replacements. Some physicians may not suggest this type of bloodwork if you don t have any symptoms.
Fda panel june 29 2012. Those diagnostic tools include x rays blood tests testing for infection ultrasound. Metal on metal mom hip implants have unique risks in addition to the general risks of all hip implants. Doctors recommend getting regular blood tests to make sure your metal on metal hip replacement isn t shedding microscopic particles into your body and bloodstream.
Metal on metal hip implants popular in the early 2000 s are known to shed metal debris and cause massive soft tissue and muscle damage in patients. Whole blood cobalt and chromium testing can be used to monitor levels in people with metal hip replacements but has limited availability in new zealand. All artificial hip implants carry risks including wear of the component material. It is reputed to occur when metal particles shed from metal hip implants or other joint replacement devices are released into the bloodstream and tissue surrounding the implant.
Reference values differ from levels observed in serum testing. Metal on metal hip replacements release metal ions into the bloodstream.