also Flatfoot differential dx
- a cause of 'flatfoot'
- lax soft tissues of foot
- loss of arch
- pronation/eversion of forefoot
- valgus/lateral pointing heel,
- maybe secondary tightness of achilles tendon
- Usually painless; occasional discomfort after long walks or running
- weight bearing XR shows loss of nl longitudinal arch s osseous change
- With rigid flatfoot and no pain, consider congenital vertical talus in the
- suspend the child, who on weight bearing has a flat foot, by sitting him
on a chair or table
- if the foot assumes a normal arch when suspended, this represents a
supple or flexible flat foot and will not require treatment
- If the suspended, non-weightbearingfoot does not assume a normal arch,
then this child may require treatment and should be referred to Ortho.
- may also notice other joints are lax: thumb, elbow, knee
- Flexible flatfeet are occasionally seen with tight heel cords
Treatment: none; corrective shoes with arch supports are of no use unless sx of foot
strain are present.
CHLA Board Review 2005