[Coalition 06] Subtalar Joint on MRI: Anatomy Every Radiologist Must Master The subtalar joint is a complex articulation between the talus and calcaneus, best assessed with MRI for both normal anatomy and coalition-related pathology. Talocalcaneal articulations Posterior subtalar joint: concave talar facet with convex calcaneal facet, largest and best seen in coronal/sagittal planes. Talocalcaneonavicular joint: talar head with navicular, plus anterior and middle facets. Articular facets on MRI

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🔹 LearnMuscles.com 🔹 Excellence-in-education ✨ SUBTALAR JOINT -The subtalar joint is located under the talus, hence its name subtalar joint. -The subtalar joint is formed by the articulation of the talus with the calcaneus, therefore it is also known as the talocalcaneal joint. -The subtalar joint is a synovial, diarthrotic, uniaxial joint. It allows: -Pronation and Supination, which are oblique plane motions composed of: Pronation: eversion (frontal plane), abduction (transverse plane), and d