he couldn't go back for his 2nd dose; his hand went numb; he had a nerve entrapment in his left elbow; could not receive his 2nd dose of the COVID-19 vaccine as scheduled due to an emergency surgery done to relieve the nerve entrapment; This spontaneous case was reported by a consumer and describes the occurrence of HYPOAESTHESIA (his hand went numb), NERVE COMPRESSION (he had a nerve entrapment in his left elbow), INTENTIONAL PRODUCT USE ISSUE (could not receive his 2nd dose of the COVID-19 vaccine as scheduled due to an emergency surgery done to relieve the nerve entrapment) and PRODUCT DOSE OMISSION ISSUE (he couldn't go back for his 2nd dose) in a 63-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     No Medical History information was reported.    On 26-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 26-Apr-2021, the patient experienced INTENTIONAL PRODUCT USE ISSUE (could not receive his 2nd dose of the COVID-19 vaccine as scheduled due to an emergency surgery done to relieve the nerve entrapment) (seriousness criterion hospitalization) and PRODUCT DOSE OMISSION ISSUE (he couldn't go back for his 2nd dose) (seriousness criterion hospitalization). On an unknown date, the patient experienced HYPOAESTHESIA (his hand went numb) (seriousness criterion hospitalization) and NERVE COMPRESSION (he had a nerve entrapment in his left elbow) (seriousness criterion hospitalization). The patient was hospitalized on 26-May-2021 due to HYPOAESTHESIA, INTENTIONAL PRODUCT USE ISSUE and NERVE COMPRESSION, and then on 26-May-2021 due to PRODUCT DOSE OMISSION ISSUE. On 29-May-2021, INTENTIONAL PRODUCT USE ISSUE (could not receive his 2nd dose of the COVID-19 vaccine as scheduled due to an emergency surgery done to relieve the nerve entrapment) had resolved. At the time of the report, HYPOAESTHESIA (his hand went numb) and NERVE COMPRESSION (he had a nerve entrapment in his left elbow) outcome was unknown and PRODUCT DOSE OMISSION ISSUE (he couldn't go back for his 2nd dose) had resolved.     mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was withdrawn on an unknown date.       No concomitant medications reported by investigator  No treatment medications provided by the reporter.  Patient  had to go for an emergency surgery for relieve of the nerve entrapment. He was in the hospital for about 3 days, the surgery happened a month after receiving the 1st dose of the vaccine, around 26MAY2021.  Company Comment: This case concerns a 63-year-old male hospitalized with serious unexpected events of hypoaesthesia, nerve compression, intentional product use issue and product dose omission issue. Event onset approximately one month after first dose mRNA-1273. Based on current available information and temporal association between the use of the product and the start date of the event, a causal relationship cannot be excluded.; Sender's Comments: This case concerns a 63-year-old male hospitalized with serious unexpected events of hypoaesthesia, nerve compression, intentional product use issue and product dose omission issue. Event onset approximately one month after first dose mRNA-1273. Based on current available information and temporal association between the use of the product and the start date of the event, a causal relationship cannot be excluded.