(Greek via Latin: bone between two joints of a finger or toe; line of battle; from phalanx, heavy infantry in close order [from Greek antiquity])
A condition in which the middle phalanx of a finger or toe is properly developed in length but its proximal (or distal) joint is imperfect or absent.
Pertaining to, or connecting, the tarsus and the phalanges.
Having four phalanges.
A condition characterized by sparse fine hair, broad nose with a long philtrum, swollen middle phalanges with cone-shaped epiphyses, and growth retardation.
Malformation in which three phalanges are present in the thumb or great toe.