120 results
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Weakness, Incr CK ... Osteoporosis #Systemic ... Erythematosus #SLE #MSK ... pathophysiology #signs #symptoms
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... autoimmune disease ... should have other symptoms ... Joint #Disorders #msk ... #Differential #
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 ... weakness, less systemic ... symptoms, and less
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Positive ANA ≠ Autoimmune ... context of other symptoms ... Disorders, Infection, Autoimmune ... Thyroid, Autoimmune ... rheumatology #diagnosis #differential
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
Visual or auditory symptoms ... conjunction with symptoms ... central nervous system ... an underlying autoimmune ... #inflammatory #differential
Creatine Kinase - Causes of Elevated CK Levels
Acute CK Elevation (Pain > Weakness):
 • RHABDOMYOLYSIS
Causes of Elevated CK ... Levels Acute CK ... ): • PROXIMAL MUSCLE ... myopathy - Autoimmune ... #differential #
Statin Induced Muscle Toxicity - Summary

Clinical Presentation:
 • Elevations of serum creatine kinase with proximal myalgia
Symptoms (SAMS) ... symptoms: weeks ... syndrome (GBS), systemic ... syndrome (LEMS), systemic ... Diagnosis: • CK
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Systemic Sclerosis ... autoimmune disease ... thickening Signs and Symptoms ... interstitial lung disease ... diagnosis #signs #symptoms
Approach to Low Back Pain - Differential Algorithm
- Non-MSK
- Axial / Musculoskeletal
- Radicular
- Systemic Disease (Do
Low Back Pain - Differential ... Algorithm - Non-MSK ... - Radicular - Systemic ... Disease (Do Not ... #LowBackPain #Differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... fraction < 20% Differential ... solid cancers • Systemic ... diseases : other ... Muscular: normal CK