The perinychium includes the nail, the nailbed, and the surrounding tissue.
The paronychia is the lateral nail folds
The hyponychium is the palmar surface skin distal to the nail.
The lunula is that white semi-moon shaped proximal portion of the nail.
The sterile matrix is deep to the nail, adheres to it and is distal to the lunule.
The germinal portion is proximal to the matrix and is responsible for nail growth.
Hand and finger diagnoses
Distal finger
Elbow diagnoses
Finger amputation
Forearm diagnoses
Fingertip laceration
Lower leg diagnoses
Nail avulsion