8 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... Diagnosis and Workup ... (e.g., SLE), anti-phospholipid ... - Bone marrow evaluation ... #Workup #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
• Immunologic Workup ... : - ANA > ... Positive in 60-80% of cases ... • Evolution: ... Management #Summary #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... : - ANA > ... Discontinuation of causal ... • Immunologic Workup ... #table #rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Qualitative defect in platelets ... characteristic of a platelet ... inhibitor and lupus ... discern these causes ... Differential #Diagnosis #Hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... metabolic or endocrine disorders ... Arthritis #laboratory #workup ... diagnosis #testing #Rheumatology
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 ... : - ANA > ... Discontinuation of causal ... #DIL #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... < 30 years - Aorta ... such as systemic lupus ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
body (Autoimmune disorder ... Large vessels (aorta ... such as: • SLE ... Nonspecific ↑ ESR, CRP, ANA ... Polychondritis #rheumatology