Os
Trigonum Syndrome & Football
Os Trigonum Syndrome is signalled by pain felt at the back
of the ankle. This pain results from the impingement of soft
tissues on the Os Trigonum, a bony prominence located right
behind the Talus bone.
The Os Trigonum occurs in one out of 20 people.
However, it is remarkably more common in professional football
players, with one in five players reportedly having the prominence.
This increased occurrence in footballers is linked to the
repeated hyper plantar flexion involved in pushing the ankle
forwards, a movement common to football. As a result of the
impingement, there is painful inflammation of the tissues
at the back of the ankle.
Os Trigonum Syndrome Signs & Symptoms
The presence of pain in the back of the ankle
would be the earliest indication of Os Trigonum Syndrome.
An examination by a physician or a chartered physiotherapist
would reveal that the area in front of the Achilles tendon
would be painful to touch. Also, the physician or physiotherapist
may find the bony prominence palpable. By conducting a lateral
x-ray of the foot, a full and accurate diagnosis of Os Trigonum
Syndrome can be made.
Os Trigonum Syndrome
Treatment
What you can do
In order to facilitate healing of the soft tissues,
it is necessary to have a 4-6 week break from football. Ice
therapy involves application of ice packs at regular intervals,
for 20 minutes each time which reduces inflammation and pain.

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Reusable ice pack
If the inflammation in the soft tissue does
not subside, a doctor may prescribe anti-inflammatory medication
or administer a corticosteroid injection to help with the
swelling.
However, if the ankle pain and swelling continue
to persist, it may be necessary for an orthopaedic consultant
to operate on the foot and remove the injured bony prominence.
With the help of a physiotherapist, a full return to football
can happen after 4 – 8 weeks of rehabilitation.
Os Trigonum Syndrome
Prevention
What you can do
The prevention of Os Trigonum Syndrome is especially
difficult in individuals who already possess a bony prominence
behind their Talus bone. However, it may be helpful to use
an ankle brace that prevents excessive plantar
flexion, a movement that involves pushing the feet down, such
as in pressing down a car’s gas pedal. The use of this
ankle brace will protect the soft tissue from impingement
and thus, will help prevent the development of the Os Trigonum
Syndrome.
Football Rescue Recommends
Ankle Supports


Ankle strapping is intended to strengthen the internal and
external ligaments which hold the tibio-fubular mortise (ankle
joint) in place. These supports stimulate a strapping technique.
The flexible straps are fitted beneath the heel, in the direction
of the joint and push from the bottom to the top which locks
the ankle tendons.
Lateral movement (twisting the ankle towards the outside)
is prohibited and other movements remain intact. A fine perforated
neoprene allows transpiration. These supports are ideal for
footballers that suffer from twisting the ankle joint.
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Ankle Supports