42 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Secondary: CTD: SLE ... : • Behcet Disease ... #dermatology #rheumatology ... #differential #
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Connective tissue disease ... (10%) : SLE +++ ... dermatology #semiology #signs ... lesions #diagnosis #clinical ... pathology #lesions #differential
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
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... #skin #rashes #differential ... #diagnosis #rheumatology
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 ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Differential ... purpura: strong sign ... , and SLE) • Urinalysis ... #rheumatology #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... ): SS, SC, SE, Sβ ... cardiac valve, vasculitis ... Diagnosis #Algorithm #workup ... #hematology #testing
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Butterfly rash, Vasculitis ... pain (20%) Renal disease ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... for workup, including ... , Vasculitides, ... IBD, Celiac disease ... Thrombocytosis #Platelets #Differential
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 ... Evolution: Chronic disease ... Lupusreference #druginduced ... #table #rheumatology