33 results
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... erythematosus (SLE ... ), Sjogren's Syndrome ... #patterns #rheumatology ... #diagnosis #differential
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
: - SLE, SSc ... Scl70 (in some cases ... Scl-70 (in some cases ... #differential # ... diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... : The ANA patterns ... ), Sjogren's Syndrome ... #patterns #rheumatology ... #diagnosis #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... - History of bleeding ... function test, ANA ... (e.g., SLE), anti-phospholipid ... #Workup #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Associated - SLE ... #Diagnosis #hematology ... #rheumatology #
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... the face (many differential ... 3) Limb oedema leading ... annular rash on ... erythematosus #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
40, F:M 9:1 • Clinical ... Manifestations: Malar rash ... Workup: - ANA ... Positive in 60-80% of cases ... Management #Summary #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Clinical Presentation ... Petechial or purpuric rash ... erythematosus [SLE ... Diagnosis #Management #Hematology ... #Rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... NPSLE rare, Malar rash ... 40, F:M 9:1 • Clinical ... Workup: - ANA ... comparison #table #rheumatology
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
: • SLE, SSc, ... : • SjS, SLE, DM ... ARUPConsult @ARUPLabs #ANA ... #differential # ... diagnosis #rheumatology