21 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... disease (10%) : SLE ... Vasculitis #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
response -> Subacute cutaneous ... scaly annular lesions ... hair follicles -> causes ... inflammation on skin ... #signs #symptoms
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... Rare (SSA+ for cutaneous ... #comparison #table ... #rheumatology # ... diagnosis #management
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Most common extra cutaneous ... Episcleritis Signs ... Causes: - Idiopathic
Clinical Characteristics of Simple vs Complex Cutaneous Leishmaniasis 
Simple CL
 - Caused by a Leishmania species
Simple vs Complex Cutaneous ... Simple CL - Caused ... ) Complex CL: Caused ... Leishmaniasis #diagnosis ... #comparison #table
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
DERMATOMYOSITIS Cutaneous ... (blue-purple) rash ... • Erythematous rash ... lesions: antihelix ... #dermatology #diagnosis
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
chronic, benign, cutaneous ... - This iron causes ... brown tint of the rash ... #differential #diagnosis ... #dermatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
vasculitis) • Cutaneous ... Oral aphthae : SLE ... • Arthritis: SLE ... #management #signs ... #symptoms #rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
: infections (cutaneous ... classic targetoid lesions ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology