A triangular appearance of the epiphysis of the proximal phalanx of the little finger of the hand. This epiphysis is located at the proximal end of the phalanx and is normally nearly flat.
Synonyms:
exact_synonym:
Delta-shaped epiphysis of the proximal phalanx of the 5th finger; Triangular end part of the innermost bone of little finger; Triangular end part of the innermost bone of pinkie finger; Triangular end part of the innermost bone of pinky finger