7 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Maculopapular rash ... #dermatology #rash ... #diagnosis #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... : Malar rash, Photosensitivity ... , Alopecia, oral ... Positive in 60-80% of cases ... Management #Summary #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Mucocutaneous Manifestations ... areas -> Scaring alopecia ... hair follicles -> causes ... cells -> Incr local ... Livedo Reticularis, Vasculitis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Infection - Vasculitis ... RA, Sjogren's, GPA ... Urinalysis • Fecal
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... ischemia - Skin: erythematous ... mucositis - Rash ... systemic lupus erythematosus ... 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 ... , Alopecia, oral ... comparison #table #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
ischemia • Skin: Erythematous ... , mucositis • Rash ... MPO > PR3 60/ GPA ... tract, and often causes ... Differential #Diagnosis #Rheumatology