Informations received to this date points out vascular compromise ont hte injected area vascular complications (occlusions) are well known and documented adverse reactions as part of hyaluronic acid-based dermal fillers injections.They are related to the accidental injection of the product inside or close to a blood vessel leading to an occlusion or a compression and blocking the blood flow, generally refered to as vascular complication.If the vascular complication is not detected/diagnosed and treated timely, it can lead to a skin necrosis.The risk of vascular complication and skin necrosis are mentioned in the product labelling.Literature data: de boulle k, heydenrych i.Patient factors influencing dermal filler complications: prevention, assessment, and treatment.Clin cosmet investig dermatol.2015;8:205-14.Signorini, m., et al.(2016)."global aesthetics consensus: avoidance and management of complications from hyaluronic acid fillers-evidence- and opinion-based review and consensus recommendations." plastic and reconstructive surgery 137(6): 961e-971e.Delorenzi, c.(2014)."complications of injectable fillers, part 2: vascular complications." aesthetic surgery journal / the american society for aesthetic plastic surgery 34(4): 584-600.
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The present incident happened outside the us, in (b)(6).According to the received information, one day after the injection of teosyal rha 3 in the lips, the patient experienced symptoms of arteria occlusion of the injected area.It is reported that the upper lip hurts and is darkly discolored.The patient was treated with hyaluronidase 1ml (1500u) on (b)(6).17:30.The area of injection became lighter after injection with hyaluronidase.
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