M79.6 - Pain in limb, hand, foot, fingers and toes
M79.64 - Pain in hand and fingers
M79.641 - Pain in right hand
M79.642 - Pain in left hand
M79.643 - Pain in unspecified hand
M79.644 - Pain in right finger(s)
M79.645 - Pain in left finger(s)
M79.646 - Pain in unspecified finger(s)