65 results
Myositis Specific Antibodies (MSAs)

Dermatomyositis: MDA5, TIF1y, NXP2, Mi-2, SAE
Anti-Synthetase Syndrome: Jo-1, PL7, PL12, EJ, OJ
Immune Mediated
Myositis Specific Antibodies ... Anti-Synthetase Syndrome ... MSAs #clinical #diagnosis ... #rheumatology # ... table
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... of antinuclear antibodies ... antineutrophil cytoplasmic antibodies ... #Differential #Diagnosis ... Algorithm #Causes #dermatology
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
others (RNP, aPL antibodies ... Antiphospholipid Antibody Syndrome ... LAC) • Sjogren Syndrome ... #diagnosis #associations ... #table
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... , DRESS, Sweet syndrome ... SCVMCMed #Fever #Rash ... #dermatology
Autoantibodies and their Disease Associations
ANA - Non-specific; common in SLE, autoimmune hepatitis
Anti-CCP, Rheumatoid factor - RA
Anti-dsDNA
La) - Sjogren's syndrome ... Goodpasture's syndrome ... Associations #diseases #diagnosis ... #table #rheumatology ... #antibodies
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... Alloimmune • anti-HLA antibodies ... Non-lmmune: • HELLP Syndrome ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Ascites Differential Diagnosis Table - Serum Ascites Albumin Gradient (SAAG)

SAAG ≥ 1.1:
 • Cirrhosis
 • Portal
Ascites Differential Diagnosis ... Table - Serum Ascites ... • Nephrotic syndrome ... #Table #Serum # ... Gradient #SAAG #hepatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Antiphospholipid-antibody syndrome ... #differential #diagnosis ... #rheumatology
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
DRESS Syndrome vs ... : 2-8 weeks • Rash ... : 4-28 days • Rash ... TEN #comparison #table ... #dermatology
Adult Onset Still's Disease - Yamaguchi Criteria
Major criteria:
 - Fever >= 39C lasting >= 1 weeks
- Typical skin rash ... non-pruritic, salmon-pink rash ... or antinuclear antibodies ... Yamaguchi #Criteria #Diagnosis ... #Major #Minor #Rheumatology