blood clot in the eye that caused her to have a stroke in the right eye; also affected some vision in the left eye/cannot see like she did and not as good as she did; This spontaneous case was reported by a consumer and describes the occurrence of RETINAL ARTERY OCCLUSION (blood clot in the eye that caused her to have a stroke in the right eye) and VISUAL IMPAIRMENT (also affected some vision in the left eye/cannot see like she did and not as good as she did) in a 67-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 033F21A, 011M20K and 026A21A) for COVID-19 vaccination.     No Medical History information was reported.   On 04-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 04-Mar-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 29-Nov-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On an unknown date, the patient experienced RETINAL ARTERY OCCLUSION (blood clot in the eye that caused her to have a stroke in the right eye) (seriousness criteria disability, medically significant and life threatening) and VISUAL IMPAIRMENT (also affected some vision in the left eye/cannot see like she did and not as good as she did) (seriousness criterion disability). The patient was treated with ISOSORBIDE MONONITRATE (ISOSORBIDE MONONITRATE VITABALANS) for Adverse event, at a dose of 10 milligram twice a day. At the time of the report, RETINAL ARTERY OCCLUSION (blood clot in the eye that caused her to have a stroke in the right eye) and VISUAL IMPAIRMENT (also affected some vision in the left eye/cannot see like she did and not as good as she did) outcome was unknown.            Concomitant product was not provided.  The caller was a patient who stated that after receiving the vaccine, she went to the ER on Saturday and stayed there all day. The patient stated that she was not hospitalized but just went to the emergency room. The patient reported: blood clot in the eye that caused her to have a stroke in the eye. The patient stated that she went to the eye doctor on Tuesday. The patient stated that she had no symptoms except that she had a stroke in the right eye. The patient reported that she lost the sight and lost vision in the right eye and it also affected some vision in the left eye but can see from the left eye. However, cannot see like she did and not as good as she did. Company Comment This case concerns a 67-year-old, female patient with no relevant medical history reported, who experienced the unexpected events of retinal artery occlusion and visual impairment. The events occurred on an unknown number of days after the third dose of mRNA-1273. The rechallenge was not applicable since the events happened after the third dose. The benefit-risk relationship of mRNA-1273 is not affected by this report.; Sender's Comments: This case concerns a 67-year-old, female patient with no relevant medical history reported, who experienced the unexpected events of retinal artery occlusion and visual impairment. The events occurred on an unknown number of days after the third dose of mRNA-1273. The rechallenge was not applicable since the events happened after the third dose. The benefit-risk relationship of mRNA-1273 is not affected by this report.