15 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... Lupus Erythematous ... , Systemic Vasculitis ... Myopathy • Crystal Arthropathy ... #arthritides #Differential
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Diagnosis Algorithm ... Lupus Erythematosus ... like “butterfly rash ... #Diagnosis #Algorithm
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Suspect: Clinical ... Skin Disease Classification ... permanent alopecia Differential ... deviation • Jaccoud arthropathy
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... ischemia - Skin: erythematous ... mucositis - Rash ... lupus erythematosus ... #rheumatology #classification
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... of hip (rare), Arthritis ... #erythematosus
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Immune Complex: Systemic ... lupus erythematosus ... , Rheumatoid arthritis ... , Systemic sclerosis ... #diagnosis #nephrology
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Diagnosis Algorithm ... • Rheumatoid arthritis ... • Systemic lupus ... erythematosus ... spondyloarthropathies • Vasculitis
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... Lupus Erythematosus ... Clinical Domains ... cutaneous lupus • Arthritis ... least 2 joints • Neurologic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... ischemia • Skin: Erythematous ... , mucositis • Rash ... cognitive impairment, neurologic
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... Syndrome: • Clinical ... disorder (e.g. systemic ... lupus erythematosus ... diagnosis #types #classification