The hand/fingers are subdivided over several levels (fig. 1):

  • Carpometacarpal (CMC) joint.
  • Metacarpophalangeal (MCP) joint.
  • Proximal interphalangeal (PIP) joint.
  • Distal interphalangeal (DIP) joint.


Figure 1. Normal anatomy of the hand. PIP = Proximal interphalangeal joint, DIP = distal interphalangeal joint, MCP = metacarpophalangeal joint, S= scaphoid, L = lunate, Tri = triquetrum, P = pisiform,Tm = trapezium, T = trapezoid, C = capitate, H = hamate.

Click right in your screen on Hand x-ray to start the course.