inability to move either upper arm/torso; excruciating bone and muscle pain/tenderness in upper arms; excruciating bone and muscle pain/tenderness in upper arms; LUE with mild/moderate residual pain; moderate-severe degree of pain in RUE and Rt clavicular area; moderate-severe degree of pain in RUE and Rt clavicular area; crippling arthritis of both hands; unable to undo curled fingers; This is a spontaneous report received from a contactable reporter(s) (Other HCP). The reporter is the patient.  A 63 year-old female patient (not pregnant) received bnt162b2 (BNT162B2), administered in arm left, administration date 21Jan2021 (Lot number: EL3247) as dose 2, single for covid-19 immunisation. The patient's relevant medical history was not reported. Concomitant medication(s) included: CALCIUM; TYLENOL; VITAMIN D. Past drug history included: Codeine, reaction(s): "hives"; Codeine, reaction(s): "known allergies". Vaccination history included: Bnt162b2 (Lot number: EL0142; in left arm as dose 1, single), administration date: 31Dec2020, for COVID-19 immunisation. The following information was reported: MOVEMENT DISORDER (non-serious) with onset 21Feb2021, outcome "not recovered", described as "inability to move either upper arm/torso"; BONE PAIN (non-serious), MYALGIA (non-serious) all with onset 21Feb2021, outcome "not recovered" and all described as "excruciating bone and muscle pain/tenderness in upper arms"; VACCINATION SITE PAIN (non-serious) with onset 21Feb2021, outcome "not recovered", described as "LUE with mild/moderate residual pain"; PAIN IN EXTREMITY (non-serious), PAIN (non-serious) all with onset 21Feb2021, outcome "not recovered" and all described as "moderate-severe degree of pain in RUE and Rt clavicular area"; ARTHRITIS (non-serious) with onset 21Feb2021, outcome "not recovered", described as "crippling arthritis of both hands"; JOINT RANGE OF MOTION DECREASED (non-serious) with onset 21Feb2021, outcome "not recovered", described as "unable to undo curled fingers". The events "inability to move either upper arm/torso", "excruciating bone and muscle pain/tenderness in upper arms", "excruciating bone and muscle pain/tenderness in upper arms", "lue with mild/moderate residual pain", "moderate-severe degree of pain in rue and rt clavicular area", "moderate-severe degree of pain in rue and rt clavicular area", "crippling arthritis of both hands" and "unable to undo curled fingers" were evaluated at the physician office visit. Relevant laboratory tests and procedures are available in the appropriate section. Therapeutic measures were taken as a result of movement disorder, bone pain, myalgia, vaccination site pain, pain in extremity, pain, arthritis, joint range of motion decreased.  Additional information:  The patient did not receive any other vaccine within 4 weeks prior to COVID-19 vaccine. Prior to vaccination, the patient was not been diagnosed with COVID-19 and since the vaccination, the patient has been tested for COVID-19. It was reported that there was a sudden development of events which were never felt before. Upon awakening from sleep, the patient had inability to move either upper arm/torso due to excruciating bone and muscle pain or tenderness in upper arms (felt like muscle was severed or had severe tendonitis with a broken collar bone). Event required prednisone 20 mg oral (prescribed by the doctor) and a long hot shower to be able to move and ease pain. Prednisone was taken in am and pm with ibuprofen as rescue dose during the day. Event occurred with same severity every morning for about 4 days, then pain/immobility tapered off to current state. Currently patient was still on prednisone 10mg twice daily, LUE (left upper extremity) with mild/moderate residual pain; experiencing moderate-severe degree of pain in RUE (right upper extremity) and rt (right) clavicular area. Also, experienced crippling arthritis of both hands, unable to undo curled fingers until medicated w/ steroid/hot shower. There was no swelling in fingers or arms and the rest of her body felt just fine, all other joints felt and still feel just fine. There was no fever or body aches.  No follow-up attempts are possible. No further information is expected.