An abnormality of the proximal phalanx of the fifth finger in which the epiphysis surrounds a phalangeal bone, having a bracket-like form and reaching from the proximal side of a phalanx to the distal side.
Synonyms:
exact_synonym:
Bracket shaped end part of the innermost bone of the little finger; Bracket shaped end part of the innermost bone of the pinkie finger; Bracket shaped end part of the innermost bone of the pinky finger