18 results
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
is difficult to diagnose ... ) and posterior ... ligament injury (PCL ... PhysicalExam #Sports #Orthopedics ... #msk
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential Diagnosis ... Meningitis, Cerebellar abscess ... Tumours: CPA, posterior ... Amy Chung, MD, MSc ... #Differential #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
), compartment syndrome ... ligamentous injury (LCL ... DC with orthopedic ... Radiology #XRay #Diagnosis ... #Proximal #MSK
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential Diagnosis ... vasoconstriction syndrome ... Encephalitis, Brain Abscess ... #neurology
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... fractures: Don't cause ... spinal deformity or neurologic ... Classification #Orthopedics ... #diagnosis #localization
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
in hands) • Posterior ... > Posterior spinal ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... ), Epidural abscess ... #differential #diagnosis ... #neurology
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Marfan's Syndrome ... blood vessels • Abscess ... Vascular #JointPain #MSK ... #Algorithm #Orthopedics ... #Causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... #causes #radiology ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Differential Diagnosis ... Spinal infection/abscess ... perineum, and posterior ... #causes #neurology