14 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... ulceration of the skin ... diseases, it is most commonly ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential ... #causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Cellulitis: Deep skin ... Acute bursitis • Erythema ... nodosum • Pyoderma gangrenosum ... stasis • Stasis dermatitis ... #dermatology #skin
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... , hot or spicy food ... drinks • Perioral Dermatitis ... #Pustular #SkinRash ... #dermatology #Differential
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Diagnosis? ... dermatophytes cause ... rubrum is most commonly ... type #clinical #photo ... #foot #dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Internal organs Most common ... Causes: - Idiopathic ... DDX: - Pyoderma gangrenosum ... ’s syndrome - Lupus ... #dermatology #oncology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
• A dermatosis ... or trunk most commonly ... • Most commonly ... #differential #diagnosis ... #dermatology #compared
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... dorsal aspect of foot-shoe ... ; pruritis #dermatology ... #differential #diagnosis ... #skin #common #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... Pigmented Purpuric Dermatosis ... reactions • Erythema ... gangrenosum • ... #nonpalpable #dermatology