32 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Infection - Systemic ... Seronegative Reactive Syndrome ... Effusions: - Hematologic ... #differential #diagnosis
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
autoimmune disease ... elbows/wrists and knees ... interstitial lung disease ... #diagnosis #signs ... #symptoms #testing
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
block • Sjogren syndrome ... polymyositis overlap syndrome ... Hydroxychloroquine *Short ... #SLE #Summary #diagnosis ... #rheumatology #
Primary Sjogren’s Syndrome: Pathogenesis and Clinical Findings
• Primary Sjögren's is a solitary process whereas secondary Sjögren's
other autoimmune diseases ... (PBC), or with systemic ... #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
PIP Involvement, Spares ... Tunnel, Sicca Syndrome ... Arthritis #RA #diagnosis ... #rheumatology # ... signs #symptoms
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... SLE), Sjogren's Syndrome ... Arthritis, Sjögren Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features of Systemic ... Demyelinating syndromes ... pain (20%) Renal disease ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
disease. ... development of skin symptoms ... , breast CA - Hematologic ... Leukemia cutis Diagnosis ... #diagnosis #dermatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic ... Demyelinating Syndrome ... Cerebrovascular Disease ... , PRES Pathophysiology ... permeability Diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Systemic disease ... meningitis), MCC CNS symptoms ... ) Differential Diagnosis ... #signs #symptoms ... #rheumatology #