22 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
: The ANA patterns ... erythematosus (SLE ... erythematosus (SLE ... erythematosus (SLE ... #diagnosis #differential
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
: - SLE, SSc ... : - SjS, SLE, ... Speckled: - SLE ... ARUPConsult @ARUPLabs #ANA ... #differential #
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
ANA Patterns and ... erythematosus (SLE ... Antinuclear #Antibodies #ANA ... #patterns #rheumatology ... #diagnosis #differential
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... See IEM schema for ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... IEM #Laboratory #Patterns
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
Homogeneous pattern ... : • SLE, SSc, ... : • SjS, SLE, DM ... ARUPConsult @ARUPLabs #ANA ... #differential #
Causes of ileitis beyond Crohn’s disease and infections include systemic disorders -spondyloarthropathies, vasculitides, ischemia, and amyloidosis
See below for table ... common illness scripts ... #GI #Ileitis #Differential
Undifferentiated critical congenital heart disease: Patterns of Presentation 
Pink baby:
 • Presents at 1-6 mo
heart disease: Patterns ... : PDA, VSD, AV canal ... #HeartDisease #patterns ... #presentation #Differential
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Abduction None T7-T12 See ... Popliteal Fossa Anal ... Perianal Region Anal ... NerveRoots #Levels #differential
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
the face (many differential ... pleurisy (search ANA ... person (search ANA ... children (pediatric SLE ... lupus #diagnosis #sle
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular pattern ... often easiest to see ... are visible, the pattern ... NodularPattern #Nodular #Pattern ... MultipleNodules #Nodules #Differential