Adult Acquired Flatfoot Deformity
A 52-year-old woman with a BMI of 34 presents with progressive medial ankle and arch pain over 2 years. She reports difficulty walking and notes her arch has "collapsed." Examination reveals loss of the medial longitudinal arch, hindfoot valgus of 15 degrees, forefoot abduction with "too many toes" sign, and weakness of single-limb heel rise. She has tenderness along the posterior tibial tendon and over the talonavicular joint medially. Weight-bearing radiographs show talonavicular uncoverage of 35% and lateral talometatarsal angle of 18 degrees. Regarding the spring ligament complex and its role in flatfoot:
Mark each as TRUE or FALSE
The spring ligament complex (plantar calcaneonavicular ligament) consists of three components: super...
The spring ligament is the primary static stabilizer of the talonavicular joint and medial longitudi...
The spring ligament is a minor accessory structure with no significant biomechanical role; the later...
Spring ligament insufficiency allows the talar head to plantarflex and medially sublux, creating the...
MRI is valuable for assessing spring ligament integrity and can identify tears, attenuation, or comp...
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Click T (True) or F (False) for each option