Does skin cancer show up in blood tests?

I literally got a full body blood test done thinking it would tell me if my skin spots are safe, and then I panicked when I found out it doesn't! It is so stressful trying to figure this out. Please go see a skin doctor directly to save yourself all this anxiety.

I am quite new to learning about skin health and I was also wondering about this. If blood tests don't show it, does that mean we always have to get a biopsy done for any suspicious mole? If anyone has gone through this, please let me know.

Waiting for test results is incredibly hard and emotionally draining, I completely understand what you are going through. Sadly, standard blood tests won't show skin cancer, which makes the diagnostic process feel even more stressful. Please stay strong and consult a specialist who can guide you properly.

I just finished my treatment a few months ago and can confirm that none of my regular blood tests showed anything unusual. The only way we caught it was when my dermatologist did a small skin biopsy of the suspicious mole. Don't rely on blood work, get a skin biopsy.

I get regular blood tests to check my HbA1c levels, but those won't help with skin issues. Skin cancer is diagnosed through physical exams and biopsies, not blood work. Make sure to keep your immunity strong with a balanced, low-sugar diet and consult a dermatologist.