10 results
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... shearing injury -> Ligaments ... onto lateral hip Signs ... msk #diagnosis #pathophysiology ... #signs #symptoms
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
interarticularis stress fracture ... hyperextension test ... (Stork test) ... MSK #diagnosis #pathophysiology ... #signs #symptoms
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Posterior Cruciate Ligament ... mm on posterior drawer ... PCL: Posterior drawer ... + Posterior draw ... #MSK #Sports #pathophysiology
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... hypothalamus =>Prader-Willi ... Syndrome Signs ... Incr Skeletal fractures ... Syndrome #genetics #pathophysiology
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Anterior Cruciate Ligament ... there + Lachman's test ... + Pivot Shift test ... + Anterior Drawer ... #MSK #Sports #pathophysiology
Positive Posterior Drawer Test in Total Knee Arthroplasty 

73 yo M with hx of L TKA
Positive Posterior Drawer ... Test in Total Knee ... TKA in neutral alignment ... Intra-op: Fractured ... #Test #TKA #MSK
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Straight Leg Raise Test ... lateral inguinal ligament ... MeralgiaParesthetica #MSK #pathophysiology ... differential #diagnosis #signs
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
, humeral head fracture ... joint capsule ligaments ... healthy, flexible ligaments ... FrozenShoulder #pathophysiology ... diagnosis #symptoms #signs
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
nerve injury (25%) TEST ... Fractures-> Femur ... lachmans, posterior drawers ... , and special ligament ... SEGOND FRACTURE:
Compartment Syndrome Pearls
A vicious cycle of increased pressure within a facial compartment leading to compression of
Pathophysiology: ... PAIN is key, the rest ... are late signs. ... absence of other signs ... constrictive • Reduce fracture