B)(4).A2: birth year ¿ 1945.B3: date of event ¿ (b)(6) 2019.D6a: implant date ¿ 2008.G2: foreign ¿ denmark.H6: proposed component code: mechanical (g04) ¿ head.No product was returned or pictures provided; visual and dimensional evaluations could not be performed.Complaint confirmed based on provided medical records.Part and lot identification are necessary for review of device history records, neither were provided.Medical records were provided and reviewed by a health care professional.Review of the available records identified the following: cobalt 30.5, chromium 29.0, ct scan: pseudotumor formation to bilateral hips.No report of intervention provided.A definitive root cause cannot be determined.If any further information is found which would change or alter any conclusions or information, a supplemental will be filed accordingly.Zimmer biomet will continue to monitor for trends.
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