You are here

Os Trigonum Excision 28120

CPT Coding Technique
Indications Complications
Contraindications Follow-up Care / Rehab Protocol
Alternatives Outcomes
Pre-op Planning / Case Card Review References

synonyms:os trigonum excision, posterior ankle impingement excision

 Os Trigonum Excision CPT

Os Trigonum Excision Indications

 Os Trigonum Excision Contraindications

  •  Infection

Os Trigonum Excision Alternatives

  • Conservative Treatment

Os Trigonum Excision Pre-op Planning

  • Medial approach should be used when both tendinitis of the flexor hallucis longus tendon and posterior
    impingement are being treated.
  • Lateral approach should be used only to treat isolated posterior impingement.

Os Trigonum Excision Technique

  • 4 cm curvilinear incision posterior to the malleolus at the level of the superior border of the calcaneus, following the
    course of the neurovascular bundle.
  • Neurovascular bundle retracted posteriorly.
  • Identify FHL fibro-osseus tunnel by motion of the great toe.
  • Tunnel released, proximal to distal, to the level of the sustentaculum tali, and debridement or repair is performed.
  • Excise the os trigonum which is on the lateral side of the entrance of the fibro-osseous tunnel.
  • Ankle examined in full plantar flexion.  Remove any  bone or soft-tissue impingement noted.
  • Closure performed with ankle in a neutral position of flexion and extension to properly align skin edges.

Os Trigonum Excision Complications

Os Trigonum Excision Follow-up care

  • Post-op:
  • 7-10 Days:
  • 3 Weeks:
  • 6 Weeks:
  • 2 Months:
  • 3 Months:
  • 6 Months:
  • 1Yr:

Os Trigonum Excision Outcomes

Os Trigonum Excision Review References




The information on this website is intended for orthopaedic surgeons.  It is not intended for the general public. The information on this website may not be complete or accurate.  The eORIF website is not an authoritative reference for orthopaedic surgery or medicine and does not represent the "standard of care".  While the information on this site is about health care issues and sports medicine, it is not medical advice. People seeking specific medical advice or assistance should contact a board certified physician.  See Site Terms / Full Disclaimer