21 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
interarticularis stress fracture ... S1 => Weakened stability ... (Stork test) ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Femoral Head Fracture ... onto lateral hip Signs ... Complications: • Inability ... #msk #diagnosis ... pathophysiology #signs
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Scaphoid Fractures ... lead to carpal instability ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK
Diagram of different types of bone tumors that can occur around the knee on XRay -
blade of grass sign ... #Bone #Tumors #Diagnosis ... #Bony #Differential ... #Radiology #XRay ... #msk #lesions #
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 #
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
occur around the knee ... blade of grass sign ... Lesions #Bony #Differential ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Absence of a fracture ... flexion due to inability ... Mallet #Finger #Radiology ... #XRay #Diagnosis ... #Orthopedics #MSK
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
anterior shoulder instability ... Differential diagnosis ... BHAGL): Avulsion fracture ... GAGL): "Reverse J sign ... #diagnosis #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Greater Trochanter Fracture ... Valgus position of knee ... causes #symptoms #signs ... #diagnosis #msk
Positive Posterior Drawer Test in Total Knee Arthroplasty 

73 yo M with hx of L TKA
Posterior Drawer Test ... in Total Knee Arthroplasty ... Flexion instability ... Intra-op: Fractured ... #TKA #MSK #physicalexam