26 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Smith, Sm/RNP, Scl ... -7, PL-12, MDA5, ... ARUPConsult @ARUPLabs #ANA ... #differential # ... diagnosis #rheumatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
• Lupus (SLE): ANA ... others (RNP, aPL antibodies ... Anti-cardiolipin (aCl ... #diagnosis #associations ... #table
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... #Antinuclear #Antibodies ... #ANA #patterns ... #rheumatology #diagnosis ... #differential
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
: The ANA patterns ... Patterns and Associated ... #ANA #patterns ... #rheumatology #diagnosis ... #differential
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... B12 - Anti-IF Antibodies ... • Rule out B12 and ... #Causes #Hematology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
Disease Associations ANA ... Dermatomyositis Anti-LKM (liver ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Smith, Sm/RNP, Scl ... • Fibrillarin, RNA ... ARUPConsult @ARUPLabs #ANA ... #differential # ... diagnosis #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... : INR/PT, aPTT(liver ... function test, ANA ... anti-phospholipid antibodies
Abnormal Liver Function Tests - Differential Diagnosis Algorithm for Transaminitis
Hepatocellular Pattern (ALT or AST > ALP):
Abnormal Liver Function ... Tests - Differential ... Diagnosis Algorithm ... Hepatocellular Pattern ... Others, Cirrhosis (any
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
: Proximal and distal ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology # ... table