26 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
) • Systemic lupus ... Anti-histone (in drug-induced ... Antineutrophil #antibodies #diagnosis ... #rheumatology # ... diseases
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Drug Induced Lupus ... cases, drug-dependent ... Evolution: Chronic disease ... #table #rheumatology ... #diagnosis #management
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Associated Rheumatic Diseases ... connective tissue disease ... (MCTD), Drug-induced ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
(MCTD), Drug-induced ... Idiopathic Arthritis, Drug-Induced ... Biliary Cirrhosis, Drug-Induced ... #patterns #rheumatology ... #diagnosis #differential
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... Manifestations: Malar ... Positive in 60-80% of cases ... Evolution: Chronic disease ... Management #Summary #rheumatology
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... - Differential Diagnosis ... Viruses Autoimmune: Lupus ... Behcet syndrome, ANCA ... #Causes
I’M DAMN SHARP - Lupus Diagnosis Mnemonic
I  	 Immunoglobulins (Anti-dsDNA, Anti-Sm, Anti-phospholipid)
M 	 Malar Rash
D
M DAMN SHARP - Lupus ... Anti-phospholipid) M Malar ... Antinuclear Antibody (ANA ... Arthritis R Renal Disease ... erythematosus #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... involvement: Anti-GBM Disease ... #differential #diagnosis ... #algorithm #rheumatology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
- Differential Diagnosis ... Lemierre's syndrome), Malaria ... . autoimmune): Lupus ... Miscellaneous: Drug ... #Differential #Diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Arthritis 69% - Malar ... Auto-Antibodies: - ANA ... : Drug-induced lupus ... sclerosis, Still's disease ... #differential #rheumatology