transverse Congenital absence =transverse absence, constriction ring syndrome, symbrachydactyly (unilateral, no foot involvement)
Radial Club hand-50-75% bilateral. Stage I=deficient distal radial epiphysis. Stage II=complete but short/hypoplasia. III=partial aplasia. IV=total aplasia. Humerus often short, ulna thick 60%normal length. Rx=passive motion, if +elbow motion consider centralization at 6-12months.
Ulnar Club hand-elbow problem. Absent/syndactylized ulnardigits. Stage I=ulnar hypoplasia. II=partial aplasia. Stage III=total aplasia. IV=radiohumeral synostosis. Rx:syndactyl release, varied
Cleft Hand-bilateral, familial, feet, absent metacarpals. Rx=varied
Flexed thumb=congenital trigger thumb or congenital clasped thumb
most commom congenital hand anomaly. Simple=soft tissue. Complex=bony. Complete=to tip of finger vs Incomplete.5-15-50-30%. Rx=release
Pre-axial Polydactyl=thumb.Wassel classification type IV-duplicated prox phalanx=43%-most common
Post axial =small finger. A=well formed. B=skin tag. Back\white=10\1. Whites need genetic work-up
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Congenital Hand Deformities
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