44 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Splenomegaly - CTD (SLE ... Associated - SLE ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Summary • Epidemiology ... 40, F:M 9:1 • Clinical ... • Immunologic Workup ... : Chronic disease ... #Summary #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Non-Infectious Aortitis: • Vasculitides ... ANCA associated vasculitis ... erythematosus (SLE ... #Diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
(diverse genotypes ... ): SS, SC, SE, Sβ ... cardiac valve, vasculitis ... Diagnosis #Algorithm #workup ... #hematology #testing
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Connective tissue disease ... (10%) : SLE +++ ... lesions #diagnosis #clinical ... pathology #lesions #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... PT, aPTT(liver disease ... test, ANA (e.g., SLE ... #Workup #hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... No necrosis, No vasculitis ... #diagnosis #management ... #phenotypes #workup
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... Differential ... , and SLE) • Urinalysis ... #rheumatology #
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
- Diagnosis, causes ... and management ... Clinical manifestations ... with refractory disease ... #Rheumatology #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... • Immunologic Workup ... 40, F:M 9:1 • Clinical ... • Immunologic Workup ... : Chronic disease