16 results
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Antibodies #MSAs #clinical ... #diagnosis #rheumatology ... #table
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... Urticaria #diagnosis #rheumatology ... #comparison #table
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... Infection, Autoimmune Thyroid ... ANA #patterns #rheumatology
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
-15% If SLE is clinically ... erythematosus #diagnosis #rheumatology ... #table #ANA
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
Risk factors: Critical ... Transfusion #Reactions #hematology ... diagnosis #comparison #table
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... 40, F:M 9:1 • Clinical ... sle #comparison #table ... #rheumatology #
WHAT test - Wrist Hyperflexion and Abduction of the Thumb 

The wrist is hyperflexed and the
#Thumb #Test #DeQuervains ... #PhysicalExam #clinical ... #orthopedics #rheumatology
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
Eichhoffs #Test #deQuervains ... Tenosynovitis #clinical ... #orthopedics #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... exclude myositis • Thyroid ... ANA and RF (if clinical ... diagnosis #testing #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Non-autoimmune rheumatologic ... disorders (e.g. thyroid ... lymphoproliferative syndrome Clinical ... Erythematosus #Diagnosis #Rheumatology