28 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential ... Disease: Systemic Lupus ... Erythematous, Systemic Vasculitis ... #arthritides #Differential ... #Diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Polyarteritis Nodosa (PAN ... ANCA associated vasculitis ... (RA), Systemic lupus ... #Diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... lesions • Discoid lupus ... dermatology #joint #pain ... #skin #rashes #differential ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... rapidly progressing GN ... inflammation Others: • Lupus ... such as systemic lupus ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... tract: Abdominal pain ... #Differential # ... Diagnosis #Rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Wilson's disease Pulmonary ... Spondyloarthropathies, SLE • Pulmonary ... Lyme disease, Vasculitis ... #differential # ... diagnosis #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Complement: Post-strep GN ... , Lupus Nephritis ... With associated pulmonary ... Glomerulonephritis #Vasculitis ... #differential #
Highlighted Conditions With Arteritis or Periarteritis of the Coronaries
Takayasu's arteritis:
 - Onset < 40 yrs
 -
- Abdominal pain ... multiplex ANCA vasculitis ... sinusitis - pulmonary ... Leukocytoclastic vasculitis ... #Differential #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... ANCA-positive vasculitis ... Complex: Systemic lupus ... erythematosus, Rheumatoid arthritis ... Renal #Syndrome #differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Butterfly rash, Vasculitis ... of hip (rare), Arthritis ... lesions Abdominal pain ... symptoms #diagnosis #rheumatology