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Ligament Injury
Ligament Injury of the Ankle
Question | Answer |
---|---|
What ligament is acounts for 25% of all injuries in sports? | Inversion ankle sprains resulting in injury to the lateral ligament |
What is the most popular ankle ligament to get sprained? | Lateral ligament 95% of the time |
How does a lateral ligament sprain occur? | Plantar flexion, inversion, and add. of foot and ankle |
A 1st degree sprain is according to Leach comparing to Standard? | Leach: Single ligament rupture, Ant. Talo fibular lig. torn. Standard: Grade III, Over-Stretched ligament |
A 2nd degree sprain is according to Leach comparing to Standard? | Leach: 2 lig. are ruptured, ATF and Fibulocaneal are torn. Standard: Grade II, partially torn single ligament |
A 3rd degree sprain is according to Leach comparing to Standard? | All 3 lat. lig. are completely torn, ATF, fibulocanceal, & posterior talofibular. Standard: A single lig. that is completely torn |
How often is the Medial lig/Deltoid lig. injuried? | Quite rare-occur in only 3-5% of all ankle sprains |
How does a Medial lig/Deltoid lig injury occur? | Combination with ankle fx cused by excessive eversion |
How are Medial lig/Deltoid lig partial tears repaired? | Non surgically |
What happens when there is complete rupture of the Medial lig/Deltoid lig with a fx? | Repaired surgically with ORIF |
What is the WB status of a pt after a surgical repair of Medial lig/Deltoid lig? | NWB 6 weeks/to progressive WB |
What is Syndesmosis? | These two bones, the tibia (shin bone) and fibula, run from the knee down to the ankle. They are joined together by this ligament called the "syndesmosis" or "sydesmotic ligament." |
What connects the two bones? | Interosseus membrane |
What is a high ankle sprain? | Syndesmosis injury |
How does a high ankle sprain usually occur? | Twisting of the tibia/fibua on a planted foot |
What ligaments involved in a high ankle sprain? | ATF lig. and posterior inferior tibofibular |
What does a ATF stand for? | Anterior Tibiofibular lig. |
What happend if there is a change or pathology in one joint in the ankle and foot complex? | It influences the entire lower kinematic chain |
Name the 2 joints of the ankle? | Distal tifib and talocrural |
What lig. are involved in the tibfib joint? | ANF, posterior tibiofibular,and inferior transverse lig. |
What structures provide medial stability at the ankle joint? | Deltoid lig |
What structures provide lateral stability at the ankle joint? | Calcaneofibular, anterior-talofibular and posterior talofibular lig |