pes planus

Clinical manifestations

• the medial longitudinal arch of the foot is flattened
• the entire sole of the foot touches the ground

Radiology

• x-ray of foot shows the calcaneal pitch usually < 15 degrees
  • weight-bearing films may be helpful

Complications

• pes planus can lead to collapsing pes plano valgus characterized by a lateral deviation of the Achilles tendon & an outward & rotational deformity of the foot

Management

• surgical repair for irreducible deformity

More general terms

• foot deformity
• sign/symptom

Additional terms

• pes cavus; claw foot; talipes cavus