Dehydration; Atrial fibrillation; Congestive heart failure; blood clots; she had a flu; Gets tired very easily; Weight gain; Her arm and chest still hurt from swelling; Her arm and chest still hurt from swelling; Her arm and chest still hurt from swelling; Arthritis; cold; Arm was killing her; Deathly Sick; Arm,leg, foot swollen; breast swollen; lymph nodes swollen; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP), Program ID. The reporter is the patient.  A 66-year-old female patient received BNT162b2 (BNT162B2), on 19Feb2021 as dose 2, single (Batch/Lot number: unknown) at the age of 66 years for covid-19 immunisation. The patient's relevant medical history included: "Fibromyalgia" (unspecified if ongoing), notes: Diagnosed last year or year before. Not really effected at this time don't take anything for it. There were no concomitant medications. Vaccination history included: BNT162b2 (Dose 1, Single, Lot: EL3248), administration date: 22Jan2021, when the patient was 66-year-old, for Covid-19 Immunization. The following information was reported: PERIPHERAL SWELLING (non-serious) with onset Feb2021, outcome "not recovered", described as "Arm,leg, foot swollen"; ILLNESS (non-serious) with onset Feb2021, outcome "not recovered", described as "Deathly Sick"; BREAST SWELLING (non-serious) with onset Feb2021, outcome "not recovered", described as "breast swollen"; LYMPHADENOPATHY (non-serious) with onset Feb2021, outcome "not recovered", described as "lymph nodes swollen"; LIMB DISCOMFORT (non-serious) with onset 21Feb2021, outcome "not recovered", described as "Arm was killing her"; ATRIAL FIBRILLATION (hospitalization, medically significant) with onset Nov2021, outcome "not recovered"; CARDIAC FAILURE CONGESTIVE (hospitalization, medically significant) with onset Nov2021, outcome "not recovered", described as "Congestive heart failure"; NASOPHARYNGITIS (non-serious) with onset Nov2021, outcome "unknown", described as "cold"; ARTHRITIS (non-serious) with onset Mar2022, outcome "not recovered"; THROMBOSIS (hospitalization, medically significant) with onset 02Aug2022, outcome "not recovered", described as "blood clots"; DEHYDRATION (hospitalization), outcome "unknown"; PAIN IN EXTREMITY (non-serious), CHEST PAIN (non-serious), SWELLING (non-serious), outcome "unknown" and all described as "Her arm and chest still hurt from swelling"; FATIGUE (non-serious), outcome "not recovered", described as "Gets tired very easily"; WEIGHT INCREASED (non-serious), outcome "not recovered", described as "Weight gain"; INFLUENZA (non-serious), outcome "unknown", described as "she had a flu". The patient was hospitalized for thrombosis (start date: 02Aug2022, discharge date: 09Aug2022, hospitalization duration: 7 day(s)); for atrial fibrillation, cardiac failure congestive (start date: 04Nov2021). The events "arm,leg, foot swollen", "breast swollen", "lymph nodes swollen", "her arm and chest still hurt from swelling", "arm was killing her", "deathly sick", "gets tired very easily", "weight gain" and "arthritis" required physician office visit. The events "blood clots" and "cold" required emergency room visit. The events "atrial fibrillation" and "congestive heart failure" required physician office visit and emergency room visit. The patient underwent the following laboratory tests and procedures: tests: Unknown results, notes: went to the doctor who put her through tests and couldn't find anything wrong. Therapeutic measures were taken as a result of thrombosis, atrial fibrillation, cardiac failure congestive, peripheral swelling, breast swelling, lymphadenopathy, pain in extremity, chest pain, swelling, arthritis, influenza.  Clinical course: Week later got deathly sick, went to the doctor who put her through tests and couldn't find anything wrong. Arm was killing her. As time went on she got sicker and sicker. Arm, breast, leg, foot, and lymph nodes all on the same side of where she got her shot it is swollen to this day. Her arm and chest still hurt from swelling. As time went on her HCP prescribed her z-packs and nothing helped her. Had some tests run and has been sick all this time. On 04Nov2021 couldn't work anymore. Was sent to ER and had no signs of anything but a cold. Should have gone away but never did. Been off work since Nov2021 with short term disability. Ended out in atrial fibrillation, congestive heart failure and was sent to the ER and admitted to ICU. Foot was so swollen. Was given medicine which cleared it up very fast and felt better. Had a side effect from COVID which is blood clots. Have two in her leg, 6 in her lungs, one big one in the middle of her lungs. Was in the ICU for she doesn't know how long. Treatment included Z-Pack, prednisone a lot that year: 10mg, 50mg, Eliquis, currently taking Aspirin: 81mg once a day by mouth, Carvedilol: twice a day by mouth, believes it is 12.5mg and Warfarin: 5mg once a day by mouth and still adjusting dose. Was in hospital for a week starting 04Nov2021 due to congestive heart failure and atrial fibrillation. Had an HCP visit within a week after hospitalization for congestive heart failure and atrial fibrillation. Had no blood pressure, no pulse. Was pushed in a wheelchair to the ER, turned upside down in bed, had two IVs in her neck due to medicine hospital gave her during her Nov2021 stay causing dehydration. Was admitted to hospital for dehydration. Doesn't remember dates. The stuff with her legs and swelling has been going on since Feb2021. Was sick sick and treated like she had a flu or virus. Have no taste really from being sick. She got COVID and her feet and toes turned purple and were freezing cold in the end of Jul2022. HCP thought it was her circulation but that was not the case. Clarified she was in the ER for her feet and two days later was diagnosed with COVID. She got sick, called an ambulance, and then found out about blood clots Aug2022. One of her boobs was bigger than the other from swelling.  The information on the batch/lot number for BNT162b2 has been requested and will be submitted if and when received.