45 results
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... #Systemic #Lupus ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... with Systemic Lupus ... should have other symptoms ... Joint #Disorders #msk ... #Differential #
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... (aPL) 30-45% Differential ... autoantibodies #signs #symptoms ... #mimickers #differential ... #rheumatology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Detectable HIV viral load ... Anti-retrovirals, Gemcitabine Lupus ... uncommon 5-15% of lupus ... Myopathies #myopathy #differential ... diagnosis #comparison #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Lymphadenopathy - Differential ... • Systemic Lupus ... Lymphadenopathy #LAD ... #Differential # ... Algorithm #Causes #Hematology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Disease, PRES Pathophysiology ... Diagnosis of Lupus ... CNS #neurology #rheumatology ... cerebritis #diagnosis #management
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis #differential ... diagnosis #algorithm #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... constitutional symptoms ... Usual therapeutic management ... comparison #table #rheumatology ... #diagnosis #management
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
paresthetica • Symptoms ... 3-6 months of symptom ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... , Drug-induced Lupus ... , Drug-Induced Lupus ... ANA #patterns #rheumatology ... #diagnosis #differential