Intermetatarsal angle

The intermetatarsal (IM) angle refers to the angle measured between the 1st and 2nd metatarsal shaft on an axial view of the foot. In normal situations it is considered to be under 9°. The angle can increase with hallux valgus and metatarsus adductus deformities.

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Article information

rID: 36552
Section: Approach
Synonyms or Alternate Spellings:
  • Intermetatarsal (IM) angle
  • 1st intermetatarsal angle
  • First intermetatarsal angle

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Cases and figures

  • Figure 1: intermetatarsal angle
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  • Case 1: measurement
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