Pfizer COVID vaccine #1 09Apr2021 & #2 30Apr2021. I had my booster 30Dec2021 then tested positive for COVID 31Dec2021; she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection; she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection; Pfizer COVID vaccine #1 09Apr2021 & #2 30Apr2021. I had my booster 30Dec2021 then tested positive for COVID 31Dec2021; Pfizer COVID vaccine #1 09Apr2021 & #2 30Apr2021. I had my booster 30Dec2021 then tested positive for COVID 31Dec2021; This is a spontaneous report received from contactable reporter(s) (Consumer or other non HCP) from medical information team for a Pfizer sponsored program. The reporter is the patient.  A 45-year-old female patient received bnt162b2 (BNT162B2, PFIZER-BIONTECH COVID-19 VACCINE), administered in arm left, administration date 30Dec2021 11:15 (Lot number: 33025BD) at the age of 45 years as dose 3 (booster), single, administered in arm left, administration date 30Apr2021 (Lot number: EW0170) as dose 2, single and administered in arm left, administration date 09Apr2021 10:00 (Lot number: EP7533) as dose 1, single for covid-19 immunisation. The patient had no relevant medical history. There were no concomitant medications. Vaccination history included: Flu shot, administration date: Sep2021, for immunisation. The following information was reported: IMMUNISATION (medically significant) with onset 30Dec2021 11:15, outcome "unknown", VACCINATION FAILURE (medically significant), outcome "unknown" and all described as "Pfizer COVID vaccine #1 09Apr2021 & #2 30Apr2021. I had my booster 30Dec2021 then tested positive for COVID 31Dec2021"; COVID-19 (medically significant) with onset 31Dec2021, outcome "unknown", described as "Pfizer COVID vaccine #1 09Apr2021 & #2 30Apr2021. I had my booster 30Dec2021 then tested positive for COVID 31Dec2021"; HEADACHE (non-serious), SINUSITIS (non-serious), outcome "unknown" and all described as "she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection". The events "pfizer covid vaccine #1 09apr2021 & #2 30apr2021. i had my booster 30dec2021 then tested positive for covid 31dec2021", "pfizer covid vaccine #1 09apr2021 & #2 30apr2021. i had my booster 30dec2021 then tested positive for covid 31dec2021", "pfizer covid vaccine #1 09apr2021 & #2 30apr2021. i had my booster 30dec2021 then tested positive for covid 31dec2021", "she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection" and "she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection" were evaluated at the physician office visit. The patient underwent the following laboratory tests and procedures: sars-cov-2 test: (unspecified date) negative, notes: tested negative for 5 days straight at the rehab center; (30Dec2021) negative, notes: tested negative the day before; (31Dec2021) positive. Clinical course: The patient who had her Covid vaccine on 09Apr2021 and 30Apr2021 and just had her booster on 30Dec2021 tested positive for Covid on 31Dec2021. Patient tested negative for 5 days straight at the rehab center her mom was in and was wondering if it would affect her booster dose. The patient went back and forth from the hospital to rehab so she knows she got it in there, she touched one of it and she has a feeling that was where she got it. States she went to pick up her cell phone and it was full of people with Covid. The patient went in to (institute name withheld) on 31Dec2021 because she thought it went right to her head, her head was going to explode and when that happens it is usually a sinus infection. States they gave her a prescription and tested her for Covid and sent her home and called her 2 hours later and said she tested positive for Covid and she has just tested negative the day before.