Device malfunction.Experienced allergic reactions (pseudosepsis).Aspirations of knee (knee effusion).Case narrative: this case was cross referenced with cases (b)(4) (cluster).Initial information received from united states on 29-nov-2018 regarding an unsolicited valid serious malfunction case received from a physician.This case involves adult (under (b)(6) years of age) male patient who experienced almost like a pseudo septic reaction (latency: same day), with the use of medical device hylan g-f 20, sodium hyaluronate (synvisc one).A device malfunction was noted in the reported batch number.The patient's past medical history, medical treatment(s), vaccination(s) and family history were not provided.On an unknown date, the patient started using hylan g-f 20, sodium hyaluronate dosage, intra-articular injection at an unknown dose (lot - 7rsl021) for unknown indication.On the same day (shortly after injection), patient had allergic reactions in the injection area, almost like a pseudo septic reaction.Patient had aspirations of knee (amounts unknown) and culture was negative.Patient was injected with steroid into the area.Patient recovered with no infection or complication.Final diagnosis was almost like a pseudo septic reaction and device malfunction.Corrective treatment: steroid and aspiration for almost like a pseudo septic reaction.Outcome: recovered for almost like a pseudo septic reaction.An investigation was initiated as a result of an unexpected increase in the number of labelled adverse events received from the us market for synvisc one, lot 7rsl021.The product met all release testing at time of manufacture in june 2017.Retain samples were retested due to the unexpected increase in adverse events.Higher than expected endotoxin results were obtained.In addition, the presence of microbial contamination was also confirmed.The cause of these events was under investigation.Once this investigation is completed, corrective and preventive actions would be implemented.Additional information was received on 30-nov-2018.Global ptc number: (b)(4) was added.Text amended accordingly.
|