15 results
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Erythematosus (SLE ... - Myositis ... Erythematosus #SLE ... #MSK #Musculoskeletal ... pathophysiology #signs #symptoms
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... associated with higher CK ... greater level of muscle ... less systemic symptoms ... Can also see mechanics
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Causes of Elevated CK ... Levels Acute CK ... ): • PROXIMAL MUSCLE ... tissue disorder, SLE ... Inclusion body myositis
Statin Induced Muscle Toxicity - Summary

Clinical Presentation:
 • Elevations of serum creatine kinase with proximal myalgia
Symptoms (SAMS) ... • Myalgia • Myositis ... erythematosus (SLE ... inclusion body myositis ... Diagnosis: • CK
Chronic Joint Pain - Differential Diagnosis Algorithm 
Intra-Articular
 - Bone
     • Stress
Differential Diagnosis Algorithm ... Fasciitis) - Muscle ... Delayed Onset Muscle ... Fibromyalgia • Myositis ... Intraarticular #MSK
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
findings: • Symptoms ... Hyperreflexia - Muscle ... - Transverse myelitis ... Behcet disease - SLE ... differential #algorithm
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Differential Diagnosis Algorithm ... Erythematosus (SLE ... should have other symptoms ... Joint #Disorders #msk ... Differential #Diagnosis #Algorithm
Dysphagia - Differential Diagnosis Algorithm

Oropharyngeal Dysphagia 
Esophageal Dysphagia 
 • Upper 2/3 (striated muscle): stroke, NMJ
Differential Diagnosis Algorithm ... 2/3 (striated muscle ... disorders, ALS, MS ... muscular atrophy, SLE ... Lower 2/3 (smooth muscle
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis ... Tests: • Measure CK ... (symmetric) • CK ... weakness • CK ... Very high serum CK
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
10-33% develop MS ... Bilateral signs and/or symptoms ... Evaluate for NMO, SLE ... Predictive of MS ... Disorders: - SLE