Skew foot

Skew foot is a rare type of flat foot described as a "Z" foot or serpentine foot. It is characterized by forefoot adduction and hindfoot valgus.

Radiographic features

Plain radiographs

On standing radiographs the following features are seen:

  • AP
    • abduction at mid tarsal joints with adduction of metatarsals ("Z" configuration)
    • first metatarsal base will typically lie lateral to the mid-talar axis
  • lateral
    • reduced calcaneal pitch
    • plantar flexion of talus

Differential diagnosis

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Article information

rID: 39413
Section: Pathology
Tag: cases
Synonyms or Alternate Spellings:
  • Skewfoot
  • Skew feet
  • Skewfeet
  • Z foot
  • Z feet
  • Serpentine foot
  • Serpentine feet

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Cases and figures

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