 [ Symptoms ] can the contrast in a ct scan cause cancer cells i am a 73 year old woman in good health after a chest xray a 7mm spot was found on my right lung the dr wants me to have a ct scan with contrast i have read quite a bit about the scan and am not at all comfortable with many side effects of the contrast  can anyone provide details in the risks of the dye  thank you [ Disease ] both the virus can be spread in both ways most people do not have apparent symptoms for many months or even years after becoming infected those who do have symptoms during the initial period will usually notice them about 4 to 7 days after being infected my sincere advice is that you to read and closely follow the steps & methods detailed in one minute herpes cure by allison freeman check this link <link>