Os supratalare

Last revised by Dr Mohammad Taghi Niknejad on 06 Oct 2021

An os supratalare is an accessory ossicle of the foot located at the superior aspect of the talar head or neck.

Epidemiology

It's a rare variant with a reported incidence of ~1% (range 0.2-2.4%) 1.

Clinical presentation

It is almost always asymptomatic although some cases reported dorsal hindfoot pain with a bump 4.

Differential diagnosis

  • os supranaviculare is also anatomically seen in close proximity to the superior margin of the navicular and is often mistaken as os supratalare
  • os talotibiale
  • avulsion fracture

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Cases and figures

  • Case 1
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  • Case 5
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