v4.1 Fusion X
Thickened lateral fascia lata from iliac crest to Gerdy’s tubercle; receives fibers from TFL and gluteus maximus. Functions: lateral knee stabilizatio...
Common in young females; often after acute lateral dislocation. Risk factors: trochlear dysplasia, patella alta, increased TT-TG distance, ligamentous...
Congenital or developmental deformity due to premature closure of ulnar volar physis of distal radius. More common in adolescent females; associated w...
ACL is critical stabilizer against anterior translation and rotational instability. Mechanism: non-contact pivoting injury; pop and immediate swelling...
PCL prevents posterior tibial translation; stronger than ACL. Mechanism: dashboard injury (posterior force on tibia), hyperflexion. Clinical: posterio...
Involves disruption of ≥2 major knee ligaments; often from high-energy trauma. Common patterns: ACL + PCL ± collateral injuries. Associated with vascu...
Most common compressive neuropathy; due to compression of median nerve at carpal tunnel. Symptoms: nocturnal paresthesias, hand clumsiness, thenar atr...
High medial longitudinal arch with hindfoot varus and forefoot equinus/abduction. Etiology: neuromuscular disorders (CMT disease most common), trauma,...
Achilles tendon is most frequently injured tendon; common in athletes and middle-aged weekend warriors. Tendinopathy: degenerative process due to over...
Most common cause of adult acquired flatfoot; due to PTT degeneration/rupture. Stages I–IV (Johnson & Strom classification). Clinical: medial ankle pa...