NCIt definition : The fourth of five miniature long bones located in the palm of the hand, which articulates
proximally with the capitate, hamate, and third and fifth metacarpals at the carpometacarpal
joint and distally with the ring finger phalanx at the metacarpophalangeal joint.;
Alternative definition : CDISC: The fourth of the five long bones located in the palm of the hand, as counted
from the thenar side of the hand; it articulates proximally with the capitate, hamate,
and third and fifth metacarpal bones, and distally with the fourth phalanx (ring finger).;