Central Retinal Artery Occlusion; affecting my center vision / permanent loss of vision in the center of my left eye; loss of vision; I just had the Pfizer booster and flu vaccines at 12:15 pm; notice blank spot in the vision of my left eye; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP). The reporter is the patient.  A 67 year-old male patient received bnt162b2 (BNT162B2), administered in arm left, administration date 30Sep2021 12:15 (Lot number: FE3592) at the age of 67 years as dose 3 (booster), single for covid-19 immunisation; influenza vaccine (FLU), administration date 30Sep2021 12:15 (Batch/Lot number: unknown) as dose number unknown, single for immunisation. Relevant medical history included: "Ascending Descending dissecting Aortic" (unspecified if ongoing); "pacemaker" (unspecified if ongoing); "congestive heart failure" (unspecified if ongoing). The patient took concomitant medications. Vaccination history included: Bnt162b2 (prev_dose_product=COVID 19,, prev_dose_brand=pfizer,, prev_dose_brand_unknown=False,, prev_dose_lot_number=EM 9809,, prev_dose_lot_unknown=False,, prev_dose_administration_date=12Feb2021,, prev_dose_administration_time=09:15, AM, prev_dose_dose_number=2,, prev_dose_vaccine_location=Left leg},), administration date: 12Feb2021, when the patient was 67 years old, for COVID-19 immunization, reaction(s): "prev dose vaccine location=Left leg / prev dose number=2"; Bnt162b2 (prev_dose_product=COVID 19,, prev_dose_brand=pfizer,, prev_dose_brand_unknown=False,, prev_dose_lot_number=EL9263,, prev_dose_lot_unknown=False,, prev_dose_administration_date=22Jan2021,, prev_dose_administration_time=12:00, PM, prev dose dose number=1,, prev dose vaccine location=Left arm), administration date: 22Jan2021, when the patient was 67 years old, for COVID-19 immunization. The following information was reported: RETINAL ARTERY OCCLUSION (medically significant) with onset 30Sep2021 16:30, outcome "not recovered", described as "Central Retinal Artery Occlusion"; CENTRAL VISION LOSS (medically significant) with onset 30Sep2021 16:30, outcome "not recovered", described as "affecting my center vision / permanent loss of vision in the center of my left eye"; BLINDNESS (medically significant) with onset 30Sep2021 16:30, outcome "not recovered", described as "loss of vision"; PRODUCT USE ISSUE (non-serious) with onset 30Sep2021 16:30, outcome "not recovered", described as "I just had the Pfizer booster and flu vaccines at 12:15 pm"; VISUAL IMPAIRMENT (non-serious) with onset 30Sep2021 16:30, outcome "not recovered", described as "notice blank spot in the vision of my left eye". The events "central retinal artery occlusion", "affecting my center vision / permanent loss of vision in the center of my left eye", "loss of vision", "i just had the pfizer booster and flu vaccines at 12:15 pm" and "notice blank spot in the vision of my left eye" were evaluated at the emergency room visit. The patient underwent the following laboratory tests and procedures: blood test: (30Sep2021) unknown results; computerised tomogram: (30Sep2021) unknown results; sars-cov-2 test: (21Oct2021) negative, notes: Nasal Swab; scan: (30Sep2021) unknown results. Therapeutic measures were taken as a result of retinal artery occlusion, central vision loss, blindness, product use issue, visual impairment.  clinical information : It was reported that, (65+ Years)Elderly patient stated that , Around 4:30pm patient notice blank spot in the vision of my left eye, affecting my center vision. Patient spoke to my wife about what patient was experiencing and since patient had just had the Pfizer booster at 12:15pm she was concerned and called our eye doctor, which we got a hold of around 5:00 pm. Our eye doctor told us to immediately go to an emergency room with an Ophthalmologist on staff. We called and found one in (Institution name). We arrived at the emergency room around 5:40 and was seen by Dr. at 8:32PM. I expressed my concerns about my vision and explained patient just had the Pfizer booster and flu vaccines at 12:15 pm and noticed a loss of vision around 4:30. He ran several tests, scans, CT etc. and after being seen by Dr, Ophthalmology he gave a preliminary diagnoses of central retinal artery occlusion. He referred me to Dr. who confirmed I had a Central Retinal Artery Occlusion and permanent loss of vision in the center of my left eye.  Clinical course: Patient received other Vaccine in four weeks is No, Other medications in two weeks is Yes, Covid prior vaccination is No, covid tested post vaccination is Yes, Known allergies is No.  No follow-up attempts are possible. No further information is expected.