On (b)(6) 2023, an email was received from a patient (pt) in argentina reporting a diagnosis of entamoeba in the left eye (os) while wearing an acuvue® oasys® brand contact lens (cl).The pt reported ¿entamoeba is directly related to contact lenses¿ and i currently ¿have a major injury and am in treatment¿ (details of treatment not provided).The pt is reporting a purchase of 6 cl boxes and is ¿afraid they¿re infected.¿ no additional information is provided.On 23oct2023, the pt called to provide additional information.The pt experienced discomfort in the os last week, ¿like pitching sensation¿ after 2 days of use.The pt experienced pain on the 3rd day of use in the morning and could not open the eye.The pt used an eye drop (name not provided).The pt visited an eye care professional (ecp) (date not provided), and advised the medication the pt took did not resolve the issue.The ecp recommended the pt visit a specialist.The pt visited a 2nd ecp at an urgent care and the ecp ¿did a scraping procedure¿ on the pt¿s cornea.The ecp diagnosed entamoeba ¿90% related to use cls.¿ the pt will be in treatment for 2 to 6 months.The ecp prescribed clorexidina, 1 drop every hour, ¿then now one drop each 2 hours.¿ the ecp also prescribed gatfloxacina, 0.5%, four times daily and ¿phom" medication (the pt is awaiting on the delivery of the medication).The pt reported the os vision has not completely recovered.Additional attempts via email and phone were made to obtain additional medical information from the pt on 25oct2023, 30oct2023, 06nov2023 and 13nov2023, with no success.The date of the event will be documented as (b)(6) 2023 as the actual date of the event is unknown.This os event is being reported as a worst-case event as we were unable to verify the pt's diagnosis and treatment with the treating ecp.No additional medical information has been received.A lot history review was performed and revealed the following: the batch records did not show any abnormalities in monomer and solution testing.All parameters tested were within specification.All sterilization requirements were successfully completed.Lot number b012cm3 was produced under normal conditions.The suspect product has not been received for evaluation.No additional evaluation can be conducted.If any further relevant information is received, a supplemental report will be filed.
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