7 results
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... Differential Diagnosis Algorithm ... soles • Discoid Lupus ... Differential #Diagnosis #Algorithm ... #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... #Causes #dermatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
: scaly annular ... hair follicles -> causes ... Malar (butterfly) Rash ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis ... differential #diagnosis #algorithm
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... is rare in DIL, SCLE-DIL ... Discontinuation of causal ... Manifestations: Malar rash ... life-threatening • Treatment
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Causes: - Idiopathic ... , breast CA - Hematologic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Treatment: - Systemic
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
NPSLE rare, Malar rash ... is rare in DIL, SCLE-DIL ... Discontinuation of causal ... #DIL #rheumatology ... #diagnosis #treatment