![Os Trigonum syndrome | The foot | Biomechanical problems | What We Treat | Chiropody.co.uk | Leading chiropodist & Podiatrists in Manchester and Liverpool Os Trigonum syndrome | The foot | Biomechanical problems | What We Treat | Chiropody.co.uk | Leading chiropodist & Podiatrists in Manchester and Liverpool](https://www.chiropody.co.uk/images/Os-trigonum-syndrome/Biomechanical-assessment.jpg)
Os Trigonum syndrome | The foot | Biomechanical problems | What We Treat | Chiropody.co.uk | Leading chiropodist & Podiatrists in Manchester and Liverpool
![Chronic lateral ankle instability increases the likelihood for surgery in athletes with os trigonum syndrome | SpringerLink Chronic lateral ankle instability increases the likelihood for surgery in athletes with os trigonum syndrome | SpringerLink](https://media.springernature.com/lw685/springer-static/image/art%3A10.1007%2Fs00167-018-5183-0/MediaObjects/167_2018_5183_Fig1_HTML.jpg)
Chronic lateral ankle instability increases the likelihood for surgery in athletes with os trigonum syndrome | SpringerLink
![J Bone & Joint Surg on Twitter: "An os trigonum is a potential source of posterior ankle pain in dancers, often associated with flexor hallucis longus (FHL) pathology. https://t.co/CcFodNSVm2 #JBJSKeyProcedures #JBJSEST #JBJSmedia" / J Bone & Joint Surg on Twitter: "An os trigonum is a potential source of posterior ankle pain in dancers, often associated with flexor hallucis longus (FHL) pathology. https://t.co/CcFodNSVm2 #JBJSKeyProcedures #JBJSEST #JBJSmedia" /](https://pbs.twimg.com/media/DvDTv40WsAAK3AM.jpg)