She has lymphoma in the right side and has had both breast removed; Tightness around neck in back; Fluid inside chest wall; Burning in chest; Feels like she is falling down and has to hold onto things; feels like something cold comes over her; Left arm gets tight and sensation goes to foundation of breast and it gets hard; Tiredness; Slight headache; feels sick; a sensation she feels funny; left breast to her collarbone, there is a big bump that has fluid in it; funny smell like gas all the time; This is a spontaneous report from a contactable consumer (patient).  A 66-year-old female patient received bnt162b2 (PFIZER-BIONTECH COVID-19 VACCINE), dose 1 at the age of 66-years-old via an unspecified route of administration, administered in Arm Left on 27Aug2021 (Batch/Lot Number: F63180) as DOSE 1, SINGLE for covid-19 immunisation. Medical history included cancer (she took Chemo 9-10 years ago because she had cancer) from an unknown date, both breasts removed (One was removed 11 years ago and the other one was removed 8 years ago) on an unknown date. Family history included cancer (mother had cancer and her son had cancer). Concomitant medications included VITAMIN C [ASCORBIC ACID], cyanocobalamin (VITAMIN B12); taken for an unspecified indication, start and stop date were not reported; medication for pressure, nerves, water pill. The patient reported that she took the first dose last Friday (27Aug2021).  She has been getting some side effects.  She has burning in chest on 30Aug2021 and it is not really burning, but she took Chemo 9-10 years ago because she had cancer.  She said there is a funny smell like gas all the time on an unspecified date in Aug2021. When she used to take Chemo and radiation, she would also get that feeling in her throat.  She also said the fluid from that left arm she got injection in gets tight and then has a sensation that goes to her breast and it gets hard on 29Aug2021. This is on the left side.  She has lymphoma in the right side from an unspecified date and has had both breast removed.  Where they cut the left breast to her collarbone, there is a big bump that has fluid in it on an unspecified date in Aug2021.  It is not blood.  She has had a lot of side effects. She originally stated she is falling down all the time, but later clarified that she just feels like she is going to fall on 29Aug2021. She does not actually fall. She has to be holding down when going from one place to another. Regarding feeling of falling, today, she only felt it one time. She went to kitchen and felt it, but it was not much.  She has to scramble to hold.  She never falls and has her eyes open. She goes to bathroom and does not feel it.  She feels like something cold comes over her on 29Aug2021 and it feels like it will start and she sits down. She was not feeling sick but then said she feels sick and has a sensation she feels funny on an unspecified date in Aug2021.  She is not actually sick. She was not feeling drowsy, she was just going through feeling like she was falling and feeling tiredness on 29Aug2021. She sees the place on left side of breast foundation has fluid this morning when she woke up because she has no breast on either side.  She had them removed when she had cancer.  One was removed 11 years ago and the other one was removed 8 years ago.  She said it feels hard like a rock.  She said the headaches which occurred on 29Aug2021 are better.  It was not a heavy headache, just slight from ears to forehead.  Now she just has tightness around neck in back on 31Aug2021.  She has to go back on 24Sep2021 for second dose. Only thing she worries about is fluid inside chest on 31Aug2021. She doesn't know if it the fluid inside chest wall is getting worse, she said it is coming back.  She is just tired. She is not drowsy, just tired. She confirmed that she has not received any medical treatment for any of the symptoms. The patient did not recover from burning in chest, Left arm gets tight and sensation goes to foundation of breast and it gets hard, Tightness around neck in back, fluid inside chest wall; was recovering from tiredness and headache while the outcome of the other events was unknown.