Walking funny and need for use of a cane [gait disturbance].Feeling wobbly [balance disorder].Knee pain [arthralgia].Knee swelling [joint swelling].Case (b)(4) is a serious complaint spontaneous case received from a consumer in united states.This report concerns a (b)(6) female whose walking was funny and need for use of a cane, feeling wobbly, knee pain and knee swelling during treatment with euflexxa (sodium hyaluronate) solution for injection unknown concentration, dose, route weekly for 3 weeks, for an unknown indication from (b)(6) 2021.The patient received a three injection series of euflexxa, between (b)(6) 2021, with her second shot on (b)(6) 2021.On an unspecified date, beginning after her first injection of euflexxa, the patient experienced bilateral knee pain, swelling, feeling wobbly, walking funny and need for use of a cane, which she did not typically use.As treatment, she used ice on her knees.The patient further noted that the unspecified pain medication she had been prescribed for her spinal stenosis, helped to take the edge off of her knee pain.No further information provided.The walking funny and need for use of a cane was medically significant.Action taken with euflexxa was not applicable.At the time of this report, the outcome of walking funny and need for use of a cane was not recovered, the outcome of feeling wobbly was not recovered, the outcome of knee pain was not recovered, the outcome of knee swelling was not recovered.The patient's med hist/procedure was significant for spinal stenosis (from unknown start date to unknown stop date) and need use of a cane (from (b)(6) 2021 to unknown stop date).The concomitant medication included unspecified pain medication for history of spinal stenosis.The event walking funny and need for use of a cane was reported as serious.The events feeling wobbly, knee pain, knee swelling were reported as non-serious.At the time of reporting the case outcome was not recovered.Overall listedness (core label) is unlisted.Reporter causality: related.Company causality: related.Other case numbers: (b)(4).This ae occurred in united states and concerns the medical device euflexxa.Please report to your local health authority if required by local law.This ae is not reportable in eu because it does not meet the definition of a medical device incident according to the requirements of the medical device directive/ because it did not occur in a eu + efta country and did not result in a corrective action by the manufacturer.No corrective action was done by the manufacturer or requested by regulators.
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