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ankle sprain anatomy pdf

Ankle sprain is one of the most common musculoskeletal injuries, nearly half of all ankle sprains occur during athletic activity. sues of the ankle. In the ankle joint, ligaments provide stability by limiting side-to-side movement. Thickening of the ligament was seen in all, the region where the ligament came into contact with the talus. Ankle Sprains Description: Ankle sprains are very common injuries, usually the result of the foot turning in. within the ankle joint. This paper. An ankle sprain occurs when the strong ligaments that support the ankle stretch beyond their limits and tear. ANATOMIA First interval: heel strike to foot flat (body weight decelerated by ground contact, then immediately accelerated upward to carry over the extending lower extremity) 1. Our dissections [, most commonly has a double-band morphology, as described by Sarrafi, upper band reaches the insertion on the fi, This anatomic fact is critical to locate the anchor position during the new arthroscopic, insertion points at the talus body, immediately anterior to the joint surf, by the lateral malleolus, consisting of two small tubercles visible in osseous ana-, tomic preparations and corresponding to the insertion sites of each of the bands. Experiment 4 revealed that PTFL strain was greater in the sleeve condition (17.05%) compared to the ankle brace (15.42%). 2 Articular surface of the medial malleolus. Their foot mechanics, training and performing techniques are unique and thus they present with particular injury patterns. Anatomy and Pathogenesis Lateral ankle sprains Modifications to this guideline may be necessary dependent on physician J Anat 191(3):457–458, repair for ankle instability with a knotless suture anchor technique. J Bone Joint Surg Br 82(7):1019–1021, edn. El 53% de los pacientes se mostraron satisfechos con el resultado. The ankle is a complex joint made up three bones: the tibia, the fibula and the talus. ligament, retracted by surgical instrument. These fi, surface of the medial malleolus and helping to form the existing labrum in the pos-, terior margin of the tibia. One of the most common knee injuries is an anterior cruciate ligament sprain or tear. You are currently offline. by the lateral talocalcaneal ligament and is separated from this ligament by adipose, other two elements comprising the LCL, which only affect the talocrural. With a high incidence, as many as 40% of patients may experience residual discomfort including pain and instability, underscoring the importance of proper treatment and effective strategies for prevention. Figure 4 demonstrates the radio- This mass of tissue would occupy the lateral recess of the, joint, possibly causing pain and irritation that would lead to the development of, so-called meniscoid tissue described by W, described by Ferkel, patients can continue to experience symptoms and instability, presence of an injured lateral ligament should also be considered. Functionally, the superfi, the alignment of the talus and medial malleolus, as well as to resist external rotation, of the talus to the tibia and valgus stress [, displacement and external rotation of the talus specially in ankle plantarfl, also the primary restraint to medial opening [, of injury to this ligamentous complex is controversial. Ho, patients describe complaints similar to those to the ankle instability. 10 Medial talar tubercle. Some ankle sprains are much worse than others. BASES Y FUNDAMENTOS. Recurrent sprains are common, so it is important to Hamilton WG, Gepper MJ, Thompson FM (1996) Pain in the posterior aspect of the ankle in dancers: The ankle is a highly congruent synovial, hinge-type joint, in which the talus fits perfectly into the mortise formed by the tibial plateau, and the tibial and fibular malleoli. The superfi, been grouped into two main ligamentous complexes, the lateral collateral ligaments, prised of three fascicles or ligaments, entirely independent from each other: the, the ankle. Una causa de persistencia del dolor en el tobillo, después de un esguince, es el pinzamiento ocasionado por la hipertrofia de tejidos blandos. Grade 1 ankle sprain - cause stretching of the ligament. Inferior peroneal retinaculum (and black arrows ). Review the clinical ankle exam and how to classify ankle sprains. Postoperatively, patients walked with crutches allowing weightbearing as tolerated. Since the superior band of the A, anterolateral chronic pain, partial injuries affecting the superior band are present in, most of these patients. E Elevation Wrap an elastic bandage from the toes to mid calf, using even pressure. Lippincott–Raven, Philadelphia, pp 121–143, lateral ankle instability. On physical examination, tenderness was localized to the anterolateral corner of the talar dome. It is particularly important in the ankle joint where sprains are one of the most prevalent injuries of the musculoskeletal system. High Ankle Sprain Rehabilitation Guideline This rehabilitation program is designed to return the individual to activity as quickly and safely as possible. Knee Surg Sports Traumatol Arthrosc, impingement: Surgical technique. Foot Ankle Int 19(10):653–660, Evans procedure: A long-term clinical and radiological follow-up. Inversion stress of the subtalar joint can reproduce pain, however, this test will elicit pain in the common ankle sprain as well. 9. o The anterior talofibular ligament is the first or only ligament to be injured in the majority of ankle sprains. PURPOSE: Firstly, to provide insight into the differences in ankle kinetics, kinematics and lateral ligament strain between males and females during functional sports movements. This group of fi, tions he performed and 19 % of patients in an MRI study, attrib, in frequency to the limited spatial resolution of MRI. Posterior view of an osteoarticular dissection of the ankle joint. Semantic Scholar is a free, AI-powered research tool for scientific literature, based at the Allen Institute for AI. The educational resources, as well as the exercise programming progressions, are much more specific to ankle sprains. When these ligaments are overstretched, it is referred to as an ankle sprain. 17 Flexor digitorum longus tendon path. 3 Articular surface of the lateral malleolus. Some features of the site may not work correctly. Ankle sprains are one of the most common injuries in children. Upon examination by arthroscopy, the transverse ligament and the posterior talofi, from lateral to medial and from downward to upward. Due to its intracapsular and extrasynovial location, the distal fascicle of, perforation for the passage of the anterior peroneal artery branch (, contact with the talus (mean 12°). the anatomy of this ligament and its elements is still confusing, partly because dif-, ferentiation between the components during dissection is diffi, used still has not been reviewed and accepted by the Federati, tilting and anterior translation of the talus [, against lateral translation. The most It is designed for rehabilitation following Ankle Sprain. Prevention programs (see pp … of the ankle through anterolateral portal showing tibial and talar osteophytes. This article includes an overview of the lateral ankle including ligament and tendon anatomy, scanning technique and information on the Another group of fi, ligament near its origin and courses in an upward medial direction to the insertion, site at the posterior edge of the tibia. TECNICAS ARTROSCOPICAS. Most active people sustain an ankle sprain, which is often caused by pulled or even torn ligaments. He lifts up his head to see the henchmen coming at him. The stability of the ankle is determined by passi, passive stability depends on the contour of the articular surfaces, the articular. Syndesmotic injuries occur in 1–18 % [, sprain and are more common in collision sports involving a forced ankle dorsifl, symptoms after ankle sprain are reported in 30–40 % of patients [, chronic pain, muscular weakness, and recurrent giving way or instability [. Grade 1 ankle sprain - cause stretching of the ligament. nonconstant. described for the MCL: four components or fascicles belong to the superfi. They are often immediately and severely painful and incapacitating. It is particularly important in the ankle joint where sprains are one of the most prevalent injuries of the musculoskeletal system. Assessment of active, passive, and resistive range of motion (ROM) about the ankle can provide insight into Ankle Sprain Rehabilitation Guideline This rehabilitation program is designed to return the individual to their activities as quickly and safely as possible. The normal range of motion has been reported to be 13–33°, any other joint, with the exception of a singular characteristic: the anterior capsular, insertion in the tibia and talus occurs at a distance from the cartilaginous layer, 6–8 mm in the tibia and 8–10 mm in the talus. Acta Med Port (in Portuguese) 21 (3): 285–92. It happens when the heel or foot turns inwards, overstretching the ligaments on the outside of the ankle. Magnetic resonance imaging was the most useful diagnostic screening test, showing synovial thickening consistent with impingement in the anterolateral gutter. The evolution towards minimally invasive techniques and more anatomic procedures to restore normal joint mechanics increases the need for detailed information about the normal ligamentous anatomy, its possible variations, and the insertion sites in relation to local landmarks. Lateral ankle ligaments. In dorsifl, and the inferior band becomes tight. Most authors † state that tears of the fibular collateral ligament of, Join ResearchGate to discover and stay up-to-date with the latest research from leading experts in, Access scientific knowledge from anywhere. the distal tibia and/or malleoli and the bony contours of the talus (Fig. 6. 1 Synovial fringe. Ankle Sprain – Patient Information Sheet Jan 2021 LATERAL ANKLE SPRAIN Ankle sprains typically happen when the ankle is twisted in an awkward position, overstretching the ligaments present as a result. Ankle sprains account for almost 85 % of all acute ankle injuries and are a very common injury in both active and sedentary individuals. READ PAPER. A lateral ankle sprain may also cause pathology in the fLigamentous injury. Supplementum, Scandinavian journal of rehabilitation medicine, The Journal of bone and joint surgery. * In fact, Hughes has shown that in 57 cases of injury to the ankle without bony damage about 50% of the patients showed some tilting of the talus when roentgenograms were made with the ankle in forced inversion. Evidence Category: C 2. Reconstruction of the lateral ligaments of the ankle using the plantaris tendon. 7 Posterior tibial tubercle. In a recent study, the distance w. found to be 4.3 mm (0.5–9.0 mm) and 2.4 mm (1.8–3.3 mm) in the tibia and talus, spurs, frequently found in athletes, due to recurrent traction of the joint capsule. The ankle joint is formed by the distal tibia and fi bula, and the superior talus. Talar tilt stress radiographs were suggestive of lateral ligamentous insufficiency, It has been shown that a significant percentage of patients who "sprain" their ankle sustain a permanent disability. Ankle. El propósito de este trabajo es revisar el resultado del tratamiento artroscópico de esta lesión. Related Papers. 4 Superior articular surface of the talus. AJR Am J Roentgenol 165(2):387–390, syndrome in ballet dances: a review of 25 cases. In this chapter, the most important ligaments related to injury and instability are described. 2 Inferior articular surface of the tibia. Foot Ankle Int 21(5):385–391, ankle: A series of six cases. Methods A review was conducted of PubMed and Medline articles from January 2000 to July 2018 with search terms including: ankle sprain, high ankle sprain, syndesmosis sprain, LAS, inver-sionanklesprain,rehabilitation , prevention,andorthobiologics. In the posterior, of the talus, on a rough, grooved surface situated along the posteroinferior border of, the talar lateral malleolar surface. Basketball, volleyball and gymnastics groups showed a similar AJM. The strength of the restored ATFL with using of the П-shaped suture was 85 N, and with help of the anchor device was 88.8 N, corresponding to 59 and 62 % of the strength of the intact ligament. He is on his back gripping his ankle. Appleton & Lange, Stamford, pp 255–283. A valgus or varus position of, the talus considerably changes the angle formed by the ligament and the longitudi-, varus position. A four-experiment examination of ankle kinetics, kinematics and lateral ligament strains during diff... Biomechanical study of the strength of the reconstructed lateral ligaments of the ankle joint, Lateral Ankle Ligament Injury Following Inversion Ankle Sprain. 1 Inferior articular surface of the tibia. While a sprain is generally a benign injury, symptoms can persist and lead to long-term disability and instability. When the foot is in neutral position, ATFL and CFL form a 105° angle on the sagittal plane and a 90-100° angle on the frontal plane [5,8,17]. This anatomical conformation allows movement through only one axis, the bimalleolar axis, through which dorsiflexion and plantarflexion movements are produced. 3 Articular surface of the lateral malleolus. This, structure has been implicated as a cause of chronic pain following ankle sprain in, the condition known as syndesmotic impingement [. ligament and its distal fascicle. The term posterior or posteroinferior tibiofi, originates at the posterior edge of the tibia, immediately posterior to the cartilagi-, nous covering of the inferior tibial articular surface, and runs tow, insertion at the proximal area of the malleolar fossa. Two ligamentous complexes join the bones that form the ankle: the ligaments of the tibiofibular syndesmosis (anteroinferior tibiofibular, posteroinferior tibiofibular, and the interosseous tibiofibular ligament) and the lateral (anterior talofibular, calcaneofibular, and the posterior talofibular ligament) and medial (superficial and deep component) collateral ligaments. mately 10–20 % of patients regardless of the type of initial treatment [. It is particularly important in the ankle joint where sprains are one of the most prevalent injuries of the musculoskeletal system. This structure can be compared to, a moveable joint system that encompasses the talus, thus forming the talocrural, with a distal base. Soft tissue impingement syndromes of the ankle are usually preceded by an ankle sprain. In the ankle joint, ligaments provide stability by limiting side-to-side movement. ankle may result in more distal injury.26 However, in the case of fractures, it has been noted that fibular neuropathy may be localized to the fibular head electrodiag- nostically, though the fracture is an alternative location. Materials: sixteen cadaver ankle joints were used. The higher AJM showed by females compared to males (128.5±21.0° vs 144.6±18.5°; p<.001) was not significant when the group of soccer players and dancers were excluded from the calculation. It happens when the heel or foot turns inwards, overstretching the ligaments on the outside of the ankle. E. Landeta Iza. coffee table or opposite foot. Inversion injury or sprain: This is the most common form of ankle sprain. “Sprain” implies ligament damage, but sometimes other structures can be injured. Epidemiology [edit | edit source] An ankle sprain is a common injury. Ankle injuries are common in sports, and ligamentous injuries in particular represent the majority of them. However, biomechanical research of strength of restored ligaments under arthroscopic control using suture or anchor devices was not conducted. The deep posterior, of the major components of the medial collateral ligaments. El abordaje artroscópico es el de elección en esta patología, ya que permite tanto el diagnóstico como el tratamiento. Epidemiology Syndesmotic Injuries: •1% to 18% of all ankle sprains •32% develop calcification and chronic pain •High incidence of post traumatic arthritis Greater source of impairment than the typical lateral ankle sprain POST APOCALYPTIC CITY - NIGHT Superman drops in pain and grabs on to his ankle. plexes is essential for diagnosis and adequate treatment of this condition. Injury to the syndesmotic ligament is also known as a “high ankle sprain.” High ankle sprains constitute approximately 10% of all ankle sprains ( Veenama, 2000 ). These ligaments are not completely independent, since some fibers form an arch between CFL and the inferior part of ATFL. 11. alent joints injured in sports, the ankle sprain being the most common ankle lesion. Foot Ankle Int, ment complex of the ankle. techniques under arthroscopic control (П-shaped suture, anchor devices). Repairing the, A complete or nearly complete injury of the A, the anterior edge of the lateral malleolus, right below the origin of the lower band, the origin of this ligament does not reach the tip of the malleolus, which remains, courses backward, downward, and medially and inserts in a small tubercle in the. J Bone Joint Surg Am 36(4):825–832, medial ankle sprain: Role of sex, sport, and level of competition. Am J Sports Med 29(5):550–557, ... Esta conformación anatómica permite el movimiento a través de un solo eje, el eje bimaleolar, a través del cual se producen los movimientos de flexión plantar y flexión dorsal. 5 Transverse ligament (deep component of the posterior tibiofi bular ligament) (Image courtesy of Dr José Achalandabaso (San Sebastián, Spain)), Bone components of the ankle joint. Stability of the ankle joint. Analysis of the function and traumatology of the ankle ligaments. Because most ankle sprains occur by inversion, this ligament is, the most frequently injured, and it has been involved in the soft-tissue impingement. The ankle joint is formed by the … malleolar artery; the upper band is larger than the lower one (Fig. Ankle Sprains This sheet should be used as a guide to recovery following a simple ankle sprain. Los resultados son dispares, siendo la satisfacción subjetiva y la puntuación en la escala AOFAS aceptables. Masson, S.A., Barcelona, pp 362–367 [in Spanish], In: Guhl JF (ed) Ankle arthroscopy. Data Sources: I searched MEDLINE (1985–2001) and CINAHL (1982–2001) using the key words ankle sprain and ankle instability. Ankle sprain is one of the most common musculoskeletal injuries, nearly half of all ankle sprains occur during athletic activity. They range from mild to severe, depending upon how much damage there is to the ligaments. Operative arthroscopic treatment consisted of partial synovectomy with debridement of scar tissue from the lateral gutter. The etiology of such sequelae is unclear, yet may be related to occult articular injury or incongruity.6–9 The clinical result, then, may reflect not only fracture reduction, but also concomitant chondral injury.10. capsule and integrity of the collateral ligaments, and the retinacula around the joint. The anterior talofibular ligament is the primary restraint of…, First aid knowledge and education requirements of physical therapists, Functional Instability Following Lateral Ankle Sprain. More than 3 million ankle sprains presented to emergency departments in the United States during a 5-year period Pain will usually be worst when standing and weight bearing on the injured foot. An ankle sprain occurs when a ligament connecting the ankle bones is stretched or torn. Causes and Severity of Ankle Sprains. In an MRI study of 23 classi-, cal ballet dancers with symptoms of posterior ankle impingement syndrome, Peace, dence than found by Rosenberg. The dynamic stability is conferred by the muscle action mainly. 8 Ankle sprain. 15 Tibialis posterior tendon path. If the injury to the ligaments is extensive (complete tear of the anterior talofibular and calcaneofibular ligaments), it has been suggested that the ligament be repaired primarily.⁵ There is a group of patients who eventually have chronic subluxating ankles. Sport practice can significantly modify AJM both by increasing and reducing it. 5 Lateral articular surface of the talus. 9 Interosseous tibiofi bular ligament. 8 Interosseous membrane. There is usually more significant swelling and bruising caused by bleeding under the skin. This anatomical conformation allows movement through only one axis, the bimalleolar axis, through which dorsiflexion and plantarflexion movements are produced. By Jenny Bencardino. The anterior talofibular ligament is the main stabilizer on the lateral aspect of the ankle, limiting the anterior translation and internal rotation of the talus. Anatomy . Am J Sports Med 19(5):440–446, the ankle. In case of damage of the CFL, conversely, varus deviation of talus increases significantly and its anterior dislocation increases insignificantly. Signs and symptoms of an ankle sprain include the following: 1. 4, ... Una vez colocado en la posición anteriormente descrita, marcamos todas las estructuras anatómicas (maléolos, nervio peroneo superficial, tendón peroneus tertius/extensor del 5.º dedo y tendón tibial anterior) que nos permitirán realizar los por- tales minimizando el riesgo de lesionar estructuras neurovasculares y tendinosas, LANZAMIENTO DEL LIBRO 3 Transverse ligament (deep component of the posterior tibiofi bular ligament). Sur. If improperly treated, they can develop into a chronic problem. Acta Orthop Scand 50(2):217–223, Anatomical variations. Events of Walking Cycle (actions of the foot and ankle during stance phase) A. In our opinion, the difference in frequency is probably due to the small size, of the posterior intermalleolar ligament (mean 2.3 mm, range 1–5 mm), interracial, which may not achieve bony insertion and become inserted in the joint capsule of, the ankle. Microinstability is an emerging concept among the possible causes of ankle symptoms and disability. Average return to sports was 6 weeks. 3 Common Problems of the Foot & Ankle • Acute ankle sprains • Late pain after ankle sprains / associated injuries • Stress fractures • Achilles tendon ruptures • Plantar fasciitis • Bunions • Ankle arthritis Acute Ankle Sprain • Exceedingly common • 10-40% of civilian athletic injuries annually • Significant time lost to injury • 1 inversion event per 10,000 people per day El tratamiento artroscópico consistió en resección del ligamento engrosado en 16 casos y exéresis del osteofito anterior en 1. The group of gymnasts showed a significant increase in trunk flexibility (p<.001) compared to all other groups. This article provides a review of chronic lateral ankle instability consisting of relevant anatomy, associated disorders, eva-luation, treatment methods, and complications. Course and risk factors for chronic painful or function-limiting ankle. The ankle joint is formed by the distal tibia and fi, ligamentous complexes join the bones that form the ankle: the ligaments of the tib-. High Ankle Sprain (Syndesmosis Sprain) Anatomy and Biomechanics . Am J Sports Med, bular syndesmosis and its clinical relevance. Injury to the syndesmotic ligament is also known as a “high ankle sprain.” High ankle sprains constitute approximately 10% of all ankle sprains ( Veenama, 2000 ). Normal values of the range of motion are 13–33° for dorsiflexion and 23–56° for plantarflexion [1]. However its seeming ease and gracefulness belie the underlying physical stress. The Journal of The Korean Orthopaedic Association, Acta orthopaedica Scandinavica. Figure 2 demonstrates the ankle anatomy, and Figure 3 shows a radiograph that depicts a normal L ankle. 13 Tibial malleolar sulcus. 3 Posterior intermalleolar ligament (and gray arrows ). Soft tissue impingement syndromes of the ankle are usually preceded by an ankle sprain. Tendonitis of the Foot and Ankle (Non-Achilles) 8. medial and lateral malleoli, respectively, sagittal plane. There is usually more significant swelling and bruising caused by bleeding under the skin. The entire ... Normal anatomy of the medial ankle. J Bone Joint Surg, bular ligament as a cause of talar impingement: A cadaveric study. syndrome and the microinstability and the major instability of the ankle. If you have any concerns, discuss these with your doctor or physiotherapist. An ankle sprain is an injury to one or more ligaments in the ankle, usually on the outside of the ankle. tion of ankle sprain injuries. Golanó et al. Early mobilizing treatment in lateral ankle sprains. Surg Gynecol Obstet 91(2):193–200, impingement of the ankle. This stretches and weakens the ligaments and soft tissues that hold the ankle and foot bones in place. The ligaments around the ankle are divided into groups according to their anatomic position: the lateral ligament complex, the medial ligament complex, the ligaments of the tibiofibular syndesmosis, and the subtalar ligaments. Upon examination, the ligament is seen to be divided into sev. Discuss: Anatomy, existing pathology, rehab schedule and expected progressions. Because most ankle sprains occur by inversion, this ligament is the most frequently injured, and it has been involved in the soft-tissue impingement syndrome and the microinstability and the major instability of the ankle. 9 Medial talar tubercle. Eversion injury or sprain: Less commonly the foot turns outwards, overstretching the ligaments on the inside of the ankle. In addition, this study explores the prophylactic efficacy of different footwear and bracing modalities. We studied 31 patients (17 females, 14 males; average age, 34) with more than 2 years of followup who had chronic anterolateral ankle pain following inversion injury. Objective: to find out the strength of restoration of lateral ligaments of the ankle joint with help of, The patient was a 20-year-old man who was referred to a physical therapist 6 weeks following an inversion sprain of his right ankle. An ankle sprain is an injury to one or more ligaments in the ankle, usually on the outside of the ankle. The A, posed of two bands separated by an interval that allows penetration of the v, branches from the perforating peroneal artery and its anastomosis with the lateral. 12 Tibialis posterior tendon path. 10. Briefly discuss treatment of an acute ankle sprain. 18 Flexor hallucis longus tendon path. Download. Adequate knowledge of the anatomy of the ankle ligaments provides a foundation for understanding the basic mechanism of injury, diagnosis, and treatment of these ankle sprains. appearance is probably due to its relationship with the perforating branch of the, peroneal artery, which runs along the surface of the ligament, pro, ated with anterolateral pain after ankle sprain [, is important to understand the anatomic bases for anterolateral soft tissue impinge-, appears to be independent from the rest of the structure. La puntuación media en la escala AOFAS fue de 74 puntos. can provide important insights into the anatomical structures that may be injured in a patient suspected of having an ankle sprain. Ankle Syndesmosis Injuries: Anatomy, Biomechanics, Mechanism of Injury, and Clinical Guidelines for Diagnosis and Intervention Cheng-Feng Lin, MS1 Michael T. Gross, PT, PhD2 Paul Weinhold, PhD3 Syndesmosis injuries are rare, but very debilitating and frequently misdiagnosed. are found in every instance, the tibiospring and tibionavicular ligaments. existence of a substantial anterior capsular recess that allows the arthroscopist to, encounter a working area. Ankle Syndesmosis Injuries: Anatomy, Biomechanics, Mechanism of Injury, and Clinical Guidelines for Diagnosis and Intervention Cheng-Feng Lin, MS1 Michael T. Gross, PT, PhD2 Paul Weinhold, PhD3 Syndesmosis injuries are rare, but very debilitating and frequently misdiagnosed. No restrictions were applied with regards to the intervention type or sample population of the studies included in the review papers. 1 Posterior tibiofi bular ligament, retracted by surgical instrument. 2 Articular surface of the medial malleolus. Ligaments are fibrous connective tissues in the ankle. Anatomy Lateral ligament: This ligament is attached to the outside (lateral) aspect of the ankle joint. Ankle sprains are very common ankle injuries, usually the result of the ankle turning inward. The anatomy and biomechanics of ankle joint are complex, its alteration following acute injuries leads to development of chronic ankle instability (CAI), which occurs in 40% of patient following the acute sprain. The ankle is among the most prevalent joints injured in sports, the ankle sprain being the most common ankle lesion. This stretches and weakens the ligaments and soft tissues that hold the ankle and foot bones in place. Ankle sprains are common injuries that occur among people of all ages. Low ankle sprain Lateral ankle sprain: o The most common mechanism of ankle injury is inversion of the plantar-flexed foot. Foot Ankle Int 26(3):204–207, impingement of the ankle: Evaluation of factors affecting outcome. Am J Sports Med 37(11):2241–2248, ture of the lateral ligament of the ankle: A randomised, prospective trial. lar ligament as a cause of anterolateral ankle impingement: Results of arthroscopic resection. ... 3 This is due to the fact that the ATFL is the first ligament to be tensioned in inversion of the ankle, being also the weakest component of the lateral collateral ligament complex of the ankle; in particular its superior fascicle. Journal of Orthopaedic and Sports Physical Therapy, the ankle severe enough to be demonstrable roentgenologically in forced inversion should be treated in plaster for 6 to 10 weeks. It has 3 parts. Oper Tech Sports Med 18(1):11–17, nal rotation injury. However, cial since its origins and insertions are complex. The ligaments help to stop the ankle joint from moving around too much. It was revealed that damage of the ATFL leads to significant increasing in anterior displacement of talus relative to the tibia and to slight increasing of its varus deviation.

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