509 results
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Manifestations • Immune Complex ... Erythematosus #SLE #MSK ... Complications #pathophysiology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
vascular event -> Complete ... > Often mimics complete ... Brown-Sequard Syndrome -> Complete ... Syndromes #diagnosis #pathophysiology ... signs #symptoms #msk
Low Ankle Sprain: Pathomechanics and Clinical Findings

Grading Ligament Sprains
l: Minimal ligament disruption, mild swelling & tenderness,
Ill: Complete tear ... LowAnkleSprain #Sports #MSK ... Grades #Diagnosis #pathophysiology
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Complete isolated ... #PCL #Injury #MSK ... #Sports #pathophysiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... - Very broad complexes ... produce a hybrid complex ... onset of the QRS complex ... S-wave - RSR' complexes
Type II Hypersensitivity: Pathogenesis and clinical findings
Definition: When antigens bind to the body's cell surfaces, forming
antigen-surface complex ... antigen-surface complex ... against these complexes ... or the entire complex ... Allergy #Immunology #pathophysiology
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial complex ... premature junctional complex ... premature #atrial #complexes
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... antibiody -> Immune Complex ... > Incr Immune Complex ... Vasculitis #HUV #Pathophysiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
dissociation (P and QRS complexes ... beats (hybrid complex ... negative (QS) complexes ... point) of S > 100 ms
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
MRI confirmed a complete ... is part of the complex ... finding of the complete ... collateral #ligament #msk