38 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
• Infectious Arthritis ... Disease: Systemic Lupus ... Erythematous, Systemic Vasculitis ... , Reactive Arthritis ... #Diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... : Giant Cell Arteritis ... ANCA associated vasculitis ... (RA), Systemic lupus ... Differential #Diagnosis #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
. autoimmune): Lupus ... , Rheumatoid arthritis ... , Vasculitis (Temporal ... arteritis is prob ... the most common vasculitis
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
large vessels - Arteritis ... temporalis (giant-cell arteritis ... - Takayasu arteritis ... - systemic lupus ... Vessels #Diagnosis #Rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complement: Post-strep GN ... , Lupus Nephritis ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... inflammation Others: • Lupus ... such as systemic lupus ... differential #diagnosis #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
• Gonococcal arthritis ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... lesions • Discoid lupus ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
GCA (Giant Cell Arteritis ... mucositis • Rash, arthritis ... tract, and often causes ... arthritis. ... Differential #Diagnosis #Rheumatology
Causes of Pericarditis - Differential Diagnosis Algorithm
Viral:
 • Coxsackie
 • Echovirus
 • Adenovirus
 • Epstein-Barr virus
Causes of Pericarditis ... • Epstein-Barr virus ... • Rheumatoid arthritis ... • Systemic lupus ... spondyloarthropathies • Vasculitis
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... • Epstein-Barr Virus ... Destruction • Systemic Lupus ... • Rheumatoid Arthritis ... #Hematology