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Lisfranc Stress Test

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(Redirected from Piano Key Test Foot)

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Lisfranc Stress Test
Demonstration of the Piano Key Test of the foot[1]
Lisfranc Stress test[2]
  • Piano Key Test Foot
  • Lisfranc Joint Stress Test
  • Tarsometatarsal Joint Stress Test
  • Midfoot Stress Test
  • Lisfranc Stability Test
  • TMT Joint Stability Test
  • Forefoot Stress Test (Lisfranc)
  • Midfoot Instability Test
  • Tarsometatarsal Translation Test
  • Dorsoplantar TMT Stress Test
  • Lisfranc Provocative Test

Purpose

Description

  • Examiner stabilizes the midfoot
  • Move the head of the affected metatarsal while firmly holding the midfoot and hindfoot
    • This is useful in identifying and isolating the affected TMT joint
  • Positive test
    • Increased laxity
    • Reproduction of symptoms

Pathology

Evidence

  • Unknown

See Also

References

  1. ↑ https://www.racgp.org.au/, "Lisfranc injuries"
  2. ↑ Sundararajan, Silvampatti Ramasamy, et al. "Assessment of Instability of the Calcaneus and Lisfranc." The Art of the Musculoskeletal Physical Exam. Cham: Springer International Publishing, 2023. 623-632.
Created by:
John Kiel on 13 December 2021 16:42:19
Authors:
Last edited:
1 May 2026 16:33:18
Categories:
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