13 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... Algorithm Monoarthritis ... with Systemic Lupus ... should have other symptoms ... Joint #Disorders #msk
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
- Arthralgia, Arthritis ... Erythematosus #SLE #MSK ... Complications #pathophysiology ... #signs #symptoms ... #diagnosis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Complement: Post-strep GN ... , Lupus Nephritis ... #differential #diagnosis ... #algorithm #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... to bacterial, fungal ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... constitutional symptoms ... Mycobacterial • Fungal ... tuberculosis) • Fungi ... #MSK #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... , Arthritis, myalgia ... constitutional symptoms ... comparison #table #rheumatology ... #diagnosis #management
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Algorithm Hodgkin ... pattern of spread, B symptoms ... Amy Chung, MD, MSc ... Classification #pathophysiology ... #Hematology #Diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
and Management ... survival is 93-95% Pathophysiology ... Extrapulmonary: ankle arthritis ... skin (16-32%): lupus ... anterior/posterior MSK
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... Presentation - Systemic Symptoms ... #rheumatology #
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Rheumatologic ... : • Direct fungal ... Aspergillosis Pathophysiology ... Meningitis, septic arthritis ... #Diagnosis #Management