developed a thrombosis on the left arm; varicose veins on the arm; whole arm is swollen; veins are swollen; burning pain in left lung, and it goes up to the breast and lymph nodes/ discomfort on left side Lung; burning pain in left lung, and it goes up to the breast and lymph nodes, it is sensitive there; burning pain in left lung, and it goes up to the breast and lymph nodes, it is sensitive there; has tenderness near the wrist and elbow, clarifying the inside of the elbow; felt numbness in the left arm; hot flashes; This is a spontaneous report from a contactable consumer (patient) and physician. A 76-years-old male patient received BNT162B2 (PFIZER-BIONTECH COVID-19 VACCINE), second dose via an unspecified route of administration, administered in left arm on 10Mar2021 (Batch/Lot number was not reported) as single dose for covid-19 immunisation. Medical history included heart conditions, he has had 2 heart attacks in the past, the first one was 21 years ago, and the second was 2 years ago. Concomitant medications included all his regular medications, nothing new; (also reported as No other products). Patient previously received BNT162B2 first dose on 13Feb2021 administered in left arm for COVID-19 immunization. Patient developed varicose veins a month after he received both his shots for Pfizer's COVID vaccine. Caller stated veins are swollen. It's coming down some, but patient need to know what medications could take or not take. On the left arm right inside of his elbow, he started getting some pattern of varicose veins. It was tender to some degree and people told him to massage it and put a warm pad on it. Seems like the veins were going to pop out. Patient stated he received his vaccine at a hospital. On 03May2021, reported patient was calling in regards to a covid vaccine. He developed a thrombosis on the left arm, it was varicose veins on the arm and the whole arm is swollen, it was still swollen but it was coming down. He had been using a heat pad. Initially after 2 weeks from when he got the shot he wasn't concerned, he went to the doctor and they gave him Cat scan, Ultra sound, and blood test and did not find a blood clot. He added that he had discomfort on left side Lung, but he had discomfort several years ago, an MRI in the past that showed he has a spot in the lungs, but they didn't think it was progressing. With this thing in the past 3-5 weeks he has burning pain in left lung, and it went up to the breast and lymph nodes, it is sensitive there, he has no idea what it is. Caller was asked to clarify since he stated that he had a thrombosis but all tests show no blood clot. Caller stated that he thought Thrombosis meant when the veins are popping out and gives impression of varicose veins. He had tenderness near the wrist and elbow, clarifying the inside of the elbow. If looking at the arm from the elbow up little, it looked like worms coming out, it was veins or arteries showing. The varicose veins appearance was more pronounced close to surface initially but is now minimizing. First dose date on 13Feb2021. He was not concerned after the first dose, he was fine, he thought it was a good product and it still is. Second dose date on 10Mar2021. After the second dose he felt numbness in the left arm and hot flashes, he looked down and saw the varicose veins. He did go see the primary care doctor. He also saw his heart doctor but that was an already scheduled appointment, he did not schedule it because of this situation. the heart doctor said to put a warm pad on the arm and lift the arm up over the head every so often. Caller did not have his covid vaccine card, caller stated that he has miss placed it. He found some paper but it only has his ID number and "LHDSER" on it. He received the vaccine in the left arm both times. All symptoms occurred on the left side. He recieved the vaccine in a hospital. Patient asked to refer to his primary care doctor as he has all the results for the tests.  Investigation included CAT scan normal; Ultrasound normal; Blood test normal and MRI abnormal which showed spots in the lungs on unspecified date. The event outcome for all events was unknown.  Information for batch/ lot number has been requested.