His left hand swelled up; He is having pain in his left wrist and hand/He cannot use his left hand; left wrist feels worse and it started to hurt a little bit/He is having pain in his left wrist and hand/his left wrist really hurt; feeling in his left wrist/left wrist feels worse; This is a spontaneous report from a contactable consumer reported for himself. This report is not related to a study or programme. A 78-years-old male patient received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE; Solution for injection; Batch/Lot Number: EL9269; NDC/Expiry date: unknown), second dose via an unspecified route of administration, administered in arm left on 22Mar2021 at around 12:00 hr (at the age of 78-years-old) as DOSE 2, SINGLE for covid-19 immunisation. Medical history included ongoing respiratory issues from an unknown date. The patient's concomitant medications included unspecified medication (details not reported) for respiratory issues and that compromises his immune system. Historical vaccines included First COVID-19 Vaccine BNT162B2 on 012Mar2021 as DOSE 1, SINGLE for covid-19 vaccination and to prevent covid and he's susceptible. Vaccine was not administered at Military Facility. No additional administered vaccines administered on same date with the Pfizer vaccine considered as suspect. Prior Vaccinations (within 4 weeks); AE(s) following prior vaccinations; relevant tests included none. The patient experienced feeling in his left wrist/left wrist feels worse on 22Mar2021 and it started to hurt a little bit/he is having pain in his left wrist and hand/his left wrist really hurt on 23Mar2021, his left hand swelled, he is having pain in his left wrist, and hand/he cannot use his left hand on an unspecified date. The patient underwent lab tests and procedures which included left wrist x-ray: normal on 14Apr2021. After receiving second dose, at dinner time he noticed what was that feeling in his left wrist. It did not hurt his wrist felt like how it would feel if maybe he slept on it wrong. Then Tuesday, 23Mar2021, his left wrist felt worse, and it started to hurt a little bit. On Wednesday, 24Mar2021, his left wrist really hurt and since then he was given it time to go away but since then it became worse. He could not use his left hand. His left hand swelled up. He was old but there were no wrinkles on that left hand. He was having pain in his left wrist and hand. He reported he just came in from going to a walk-in clinic. His left wrist was wrapped in an Ace bandage and x-rayed his left wrist. There was nothing wrong with his left wrist on x-ray. He had blood work ordered also but he has not had his blood drawn yet. He will have that done tomorrow 15Apr2021. He was also prescribed a steroid. He had no clue what the steroid was. He had not picked it up from the pharmacy yet. When probing medical history and concomitant medications he reported he was having respiratory issues and was taking a medication that compromises his immune system. He didn't think this information was relevant to his wrist. AE(s) did not require a visit to Emergency Room, however required visit to Physician Office for left wrist. The reported events were ongoing at the time of this report. Clinical outcome of events was not recovered.  No follow-up attempts are needed. No further information is expected.