There is a genetic disease which causes people to be born without fingerprints: https://www.smithsonianmag.com/science-nature/adermatoglyphia-genetic-disorder-

There is a genetic disease which causes people to be born without fingerprints: https://www.smithsonianmag.com/science-nature/adermatoglyphia-genetic-disorder-people-born-without-fingerprints-180949338/ https://www.smithsonianmag.com/science-nature/adermatoglyphi... However this is not my case, and it's not due to abrasion either.