15 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... 69% - Malar rash ... (aPL) 30-45% Differential ... autoantibodies #signs ... #rheumatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... Diagnosis Algorithm Erythrematous ... Auspitz sign, Koebner's ... Diagnosis #Algorithm #causes
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... systemic lupus erythematosus ... life-threatening causes ... Pericarditis #Symptoms #Signs ... Presentation #comparison #Table
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... the face (many differential ... 6) An annular rash ... #system #erythematosus ... #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
with edema • Erythematous ... rash on the face ... chest (in a V-sign ... violaceous macules and erythematous ... Dermatomyositis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... purpuric macules • Erythematous ... • Ulcerated, erythematous ... reticularis Differential ... #diagnosis #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Discontinuation of causal ... Systemic Lupus Erythematosus ... sle #comparison #table ... #rheumatology #
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... presenting with erythematous ... Erythemas #comparison #table ... #differential #
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Immobilization, Crush ... Dermatomyositis) AKI - Pathophysiology ... per day until stable ... Management #Summary #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
closed comedones, erythematous ... associated with signs ... honey-colored crusts ... #dermatology #rash ... #differential #