Some people today are born with congenital deformities like syndactyly or polydactyly, impacting hand functionality. Ulnar tunnel syndrome takes place if the ulnar nerve is compressed for the wrist. This lowers blood stream for the nerve and can hurt its operate. aberrant muscle mass bellies, most often on the lumbricals https://www.theorthopaedicandpainpractice.com/i-have-finger-numbness-is-it-carpal-tunnel-syndrome/?_gl=1*xbbxlb*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB