MSK: Ankle Sprains: Free MSRA Podcast

🎧FREE MSRA PODCAST –Ankle Sprain: Ligaments, Grades & Recovery Essentials 🦶Welcome to the Deep Dive. In this episode, we unravel one ofthe most common musculoskeletal injuries seen in both clinical practice and theMSRA exam: the ankle sprain. From themoment your ankle rolls to long-term prevention, this is your go-to revisionresource for understanding and recalling everything important. 🧠Key LearningObjectives Covered✅Definition• An ankle sprain isan injury to the ligaments that support the ankle joint, most often due toexcessive inversion (foot rolling inwards)• Severity rangesfrom ligament stretching (Grade I) to full rupture (Grade III) 📌Essential AnatomyRecap• Bones: Tibia, fibula, talus, and calcaneus• Ligament groups: – Lateral ligament complex: Most commonly injured(esp. ATFL) – Syndesmosis (high ankle sprains): AITFL, PITFL,interosseous membrane – Medial ligament (deltoid): Strong, lesscommonly injured• Key joints: – Tibiotalar joint(dorsiflexion/plantarflexion) – Subtalar joint(inversion/eversion) 🚨Mechanism & RiskFactors• Most sprains occurdue to forced inversion – think sports oruneven surfaces• Risk factors: – Previous anklesprains – Inadequatefootwear – Poor warm-up – Weakproprioception – Contact sports,hiking, jumping sports 💥Pathophysiology• Damage to collagenfibres in ligaments → inflammation• Inflammation =swelling, bruising, pain• Healing variesdepending on sprain grade: – Grade I: Mild stretching – Grade II: Partial tear – Grade III: Complete rupture 🔍DifferentialDiagnoses to Consider• Fractures: lateralmalleolus, 5th metatarsal, talus, syndesmosis• Tendon injuries:peroneal, Achilles• Joint pathologies:gout, arthritis• Stress fractures• High ankle sprains(syndesmotic) often misdiagnosed – think pain above ankle 📈Epidemiology• Ankle sprains =one of the most common MSK injuries globally• Peak incidence in adolescents and young adults• Sports andphysical activity = major contributing factors 🩺Clinical Features• Pain, swelling,bruising• Tenderness overaffected ligaments• Difficultyweight-bearing• Positive anterior drawer or talar tilt test• Syndesmosis injury→ pain with external rotation/squeeze test 🧪Investigations• Ottawa Ankle Rules to guide X-ray necessity – Pain in malleolarzone + bony tenderness or inability to weight bear• MRI if persistentsymptoms or suspicion of high-grade tear• Ultrasound fortendon injuries or chronic instability 💊Management🧊 Follow the PRICE protocol inthe first 72 hrs: – Protection – Rest – Ice (20 min every 2–3 hrs) – Compression – Elevation⚠️ Avoid HARM: – Heat – Alcohol – Running – Massage• Pain relief: paracetamol, ibuprofen (withcaution early on)• Physiotherapy: progressive rehab – mobility →strength → proprioception• Severe sprains (Grade III): possible immobilisation or surgery if instability persists• High ankle sprains= longer recovery, possible cast or boot 🎯Prognosis• Good with properrehab and early intervention• Full recovery in2–6 weeks for mild–moderate sprains• Persistentinstability in up to 30% of cases ifpoorly managed• Chronic cases →increased risk of post-traumatic arthritis 📎More MSRA Resourcesfor Ankle Sprain:📝 Revision Notes:https://www.passthemsra.com/topic/ankle-sprain-revision-notes/🧠 Flashcards:https://www.passthemsra.com/topic/ankle-sprain-flashcards/📖 Accordion Q&A Notes:https://www.passthemsra.com/topic/ankle-sprain-accordion-qa-notes/🎯 Rapid Quiz:https://www.passthemsra.com/topic/ankle-sprain-rapid-quiz/🦶 Ankle Sprain Quiz:https://www.passthemsra.com/quizzes/ankle-sprain/ 🎓 Explore more FREE revision tools:🌐PassTheMSRA.com📚FreeMSRA.com Hashtags#MSRA #MSRARevision#AnkleSprain #MSKRevision #SportsInjuries #OttawaRules #PassTheMSRA #FreeMSRA#MSRAFlashcards #MSRAQuiz #MSRATextbook #MSRAAccordions