0009629 Aplasia/Hypoplasia of the proximal phalanx of the thumb	0009659 Partial absence of thumb	0010239 Aplasia of the middle phalanx of the hand
\|	\|	\|

0009637 Absent proximal phalanx of thumb

synonym

Absent ossification/absent proximal thumb phalanx

Aplasia of the proximal phalanx of the thumb

Absent innermost thumb bone