Small bruises on her leg / little bit of bruising; Skin lesion on her leg; Knees swelled up/swelling of knee; the swelling has gone down although it is still tender; Scabbed over with redness. It looks like a scab with redness; Scabbed over with redness. It looks like a scab with redness; Muscle pain; This is a spontaneous report from a contactable consumer (patient) via Pfizer sponsored program [COVAX US Support].  A 54-years-old female patient received first dose of bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE, Solution for injection, lot number: EN6206, expiration date: not reported) via an unspecified route of administration, administered in left arm on 09Mar2021 at 17:05 (at the age of 54-years-old) as dose 1, single for covid-19 immunization. Medical history included Hashimoto's disease, she had her TSH level checked a couple weeks ago for her thyroid because she has Hashimoto's. reporter states she is in what they call "subclinical ranges" and treatment was not recommended. She is slightly elevated, but her doctor doesn't feel she should be medicated for it. She has autoimmune illnesses that are not understood in women, especially middle-age, Diabetes, She even had family members with diabetes and never saw skin lesions on them. energy to get through/ cant work a full time job. Muscle pain, She does experience muscle pain anyway as a part of her chronic illness so muscle pain is nothing new to her, but this pain was extreme for her. She has lost weight during the pandemic, she makes the comment "when you're under stress, some people eat more and some people eat less, I am in the eat less category." History of all previous immunization with the Pfizer vaccine considered as suspect (or patient age at first and subsequent immunizations if dates of birth or immunizations are not available) was none. No Prior Vaccinations (within 4 weeks), she a had tetanus shot about 4 years ago; that was the last shot before the COVID-19 vaccine. She has a small skin lesion on her left leg that seems to be getting better. She got the first dose of the vaccine 2 weeks and 2 days ago now, and the lesion showed up over a week after, with some unexplained bruising on the same leg.She clarifies she has one skin lesion on her left leg. She confirms its not a rash. its a scabbed over type of a lesion and there is bruising and swelling with it. She clarifies further there was bruising and swelling with the lesion a few days ago that is getting better. The swelling is gone and bruising is diminishing. Reporter confirms she did not have that kind of swelling. It was localized. She didnt swell up at the injection site, she only had the normal kind of side effects she was told to expect- sore arm, fatigue. Nothing else on the arm, just the leg. She has hashimotos disease, but that is not the only autoimmune illness she has.  Every single symptom long haulers get after COVID-19,  she has lived with those symptoms for years with her autoimmune illness which is why she wanted the vaccine. People dont understand what chronic illness is like. She already has long haulers, she has had it for years, she doesnt need COVID-19 disease. Because of her autoimmune diseases, she is already hanging on by a thread most days, in terms of having enough energy to get through it. She has to take naps and cant work a full time job. She has enough issues. Concomitant medications included cholecalciferol VIT D [COLECALCIFEROL] and zinc (ZINC) start and stop date unknown. On Mar2021, patient experienced small bruises on her leg / little bit of bruising, knees swelled up/swelling of knee, the swelling has gone down although it is still tender, Scabbed over with redness. It looks like a scab with redness, muscle pain. Time of onset was 10 days after Vaccine. On Mar2021, patient underwent lab tests and procedures which included blood thyroid stimulating hormone resulted 5.61, Her TSH was like 5.61, she thinks, she doesn't remember exactly- it was in that range. The outcome of event scabbed over with redness. it looks like a scab with redness was not recovered, events small bruises on her leg / little bit of bruising, skin lesion on her leg and muscle pain was recovering and outcome of events knees swelled up/swelling of knee and the swelling has gone down although it is still tender was recovered in Mar2021  No follow-up attempts are needed. No further information is expected.