12 results
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... inflammation on skin ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis #signs ... #symptoms #complications
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 ... , Vasculitis, Purpura ... erythematosus #signs ... #symptoms #diagnosis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... #dermatology #oncology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... cryoglobulins • Skin
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 ... - If present, are ... sle #comparison #table
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... loss, arthralgia, arm ... bruits, asymmetric arm ... , mucositis • Rash ... tract, and often causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... resembling rashes caused ... secondary syphilis are ... faint that they are
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... gyratum repens • A skin ... • Causes are multiple ... Erythemas #comparison #table
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
are not caused ... Self-limiting, chronic but stable ... nodes: 13-15%, skin ... (16-32%): lupus ... Diagnosis #Management #Signs