Foot

Flatfoot

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Flatfoot, Pes Planus, Pes Valgus

  • See Also
  1. Flexible Flatfoot
  2. Rigid Flatfoot
  • Definitions
  1. Flatfoot (Pes Planus)
    1. Foot medial longitudinal arch depression or loss on weight bearing (but present while on tip-toe)
  • Associated conditions
  1. Heel eversion (valgus)
  2. Forefoot abduction
  • Differential Diagnosis
  1. Apparent Flatfoot in infants and toddlers under age 2
    1. Due to fat pad in area of longitudinal arch
    2. Fat pad atrophies with weight bearing
  • Types
  1. Flexible Flatfoot or Physiologic Flatfoot (Tight heel cord)
  2. Rigid Flatfoot or pathologic Flatfoot (Hindfoot Arthritis)
  3. Traumatic Flatfoot (Ruptured posterior tibial tendon)