15 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... hyperextension test ... (Stork test) ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... Differential diagnosis ... GAGL): "Reverse J sign ... clinical #Radiology #diagnosis ... #msk
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
acetabular wall • Avulsion ... Complications: • Inability ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Diagnosis Algorithm ... Bradykinesia • Postural Instability ... • Cerebellar signs ... MovementDisorders #Neurology ... #Differential #
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
flexion due to inability ... associated injuries: Avulsion ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... caused by the inability ... Then, ask 3 questions ... #Diagnosis #Treatment ... #management #nephrology
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Diagnosis Red ... Amy Chung, MD, MSc ... primary #secondary #management ... #neurology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Neurologic deficit ... Neurologic injuries ... nerve injury (25%) TEST ... CLINICAL: instability ... Posterior #Injury #msk
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... /Edrophonium test ... - Cogan sign ... - Peek sign 2. ... #management #neurology
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
surgical repair Differential ... diagnosis: • Bankart ... Periosteal Sleeve Avulsion ... medially → CHRONIC INSTABILITY ... #msk