cant lift right arm without great difficulty/i can't work/I can't work. I can't lift my right arm like I want; hold up for very long sharp pain shooting thru arm with numbness,/It's a shooting pain up and down my arm, it's not supposed to be like that./I personally crippled in my way./ Being in pain, come right back; hold up for very long sharp pain shooting thru arm with numbness,/My arm goes numb; This spontaneous case was reported by a patient and describes the occurrence of MOBILITY DECREASED (cant lift right arm without great difficulty/i can't work/I can't work. I can't lift my right arm like I want), PAIN (hold up for very long sharp pain shooting thru arm with numbness,/It's a shooting pain up and down my arm, it's not supposed to be like that./I personally crippled in my way./ Being in pain, come right back) and HYPOAESTHESIA (hold up for very long sharp pain shooting thru arm with numbness,/My arm goes numb) in a 45-year-old male patient who received mRNA-1273 (Spikevax) (batch no. ASKU) for COVID-19 prophylaxis.     No Medical History information was reported.    On an unknown date, the patient received dose of mRNA-1273 (Spikevax) (unknown route) 1 dosage form. On an unknown date, the patient experienced MOBILITY DECREASED (cant lift right arm without great difficulty/i can't work/I can't work. I can't lift my right arm like I want), PAIN (hold up for very long sharp pain shooting thru arm with numbness,/It's a shooting pain up and down my arm, it's not supposed to be like that./I personally crippled in my way./ Being in pain, come right back) and HYPOAESTHESIA (hold up for very long sharp pain shooting thru arm with numbness,/My arm goes numb). At the time of the report, MOBILITY DECREASED (cant lift right arm without great difficulty/i can't work/I can't work. I can't lift my right arm like I want), PAIN (hold up for very long sharp pain shooting thru arm with numbness,/It's a shooting pain up and down my arm, it's not supposed to be like that./I personally crippled in my way./ Being in pain, come right back) and HYPOAESTHESIA (hold up for very long sharp pain shooting thru arm with numbness,/My arm goes numb) had not resolved.        The action taken with mRNA-1273 (Spikevax) (Unknown) was unknown.   For mRNA-1273 (Spikevax) (Unknown), the reporter did not provide any causality assessments.   No concomitant medication information was provided.   It was reported that from last couple of years, patient had side effects couldn't lift right arm without great difficulty and hold up for very long. sharp pain shooting through arm with numbness. Patient went to hospital and doctor last couple weeks, patient was enquiring what needed to be done to rectify the condition. Patient further reported that if it would be like that for the rest of my life as he didn't wanted to be like that. Patient is right handed and had been going to the doctor lately. Because of the last two years, patient had this side effect and they haven't stopped. Doctor had has given the medicine for the arm and it didn't work. It's only temporary. Patient didn't had this problem until he got the Moderna shot. Patient felt personally crippled in his way. Patient reported that he was going to call his lawyer and sue Moderna.   No treatment medication information was provided.   Most recent FOLLOW-UP information incorporated above includes: On 01-Jun-2023: Follow-up received,  Patient demographic and narrative updated.