106 results
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential Diagnosis ... Algorithm Infectious ... Inflammatory • Systemic Lupus ... #Algorithm #Causes ... #Hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
69% - Malar rash ... sclerosis, Still's disease ... autoantibodies #signs ... #symptoms #mimickers ... #differential #rheumatology
Systemic Lupus Erythematosus (SLE) - Typical Signs/Symptoms
Alopecia, Fever, Malar rash, Photosensitivity, Adenopathies, Lupus pneumonia, Pleurisy, Pancreatitis,
SLE) - Typical Signs ... /Symptoms Alopecia ... , Fever, Malar rash ... #Symptoms #diagnosis ... #rheumatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Algorithm Pathophysiology ... Ill-appearing, vital sign ... New-onset fever with rash ... #Dermatology #Rash
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... Malar (butterfly) Rash ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... Manifestations: Malar rash ... Positive in 60-80% of cases ... Evolution: Chronic disease ... #rheumatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... - Differential Diagnosis ... Algorithm Vesicles ... Bullous systemic lupus ... #Algorithm #causes
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... NPSLE rare, Malar rash ... constitutional symptoms ... Evolution: Chronic disease ... #diagnosis #management
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Systemic Lupus Erythematosus ... Myopathy (Also caused ... Complications #pathophysiology ... #signs #symptoms ... #diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Photosensitivity, Butterfly rash ... pain (20%) Renal disease ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology