10 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... Diagnosis and Workup ... test, ANA (e.g., SLE ... - Bone marrow evaluation ... #Workup #hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: ... lesions Abdominal pain ... Leucopenia/lymphopenia, Thrombocytopenia ... #Lupus #SLE #systemic ... symptoms #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... • Immunologic Workup ... Positive in 60-80% of cases ... • Evolution: ... Management #Summary #rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
spondyloarthropathies, lupus ... Chronic = RA, SLE ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... Discontinuation of causal ... • Immunologic Workup ... • Evolution: ... #table #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
) Inflammatory joint ... pain (especially ... and fingers, or pain ... #diagnosis #sle ... erythematosus #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... • Systemic lupus ... , and low back pain ... Arthritis #laboratory #workup ... diagnosis #testing #Rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
infections, bone pain ... -> AML: Blast crises ... , fever, joint pain ... infiltrates (anemia, thrombocytopenia ... #Leukemia #Hematology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
is rare in DIL, SCLE-DIL ... • Immunologic Workup ... Discontinuation of causal ... cutaneous-DIL • Evolution ... #DIL #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... vesicular eruption - Joints ... such as systemic lupus ... vasculitis, and SLE ... differential #diagnosis #rheumatology