8 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
ulceration of the skin ... frequently mistaken for cellulitis ... Clinical #Photo #Dermatology ... #SkinRash #Pyoderma ... #Gangrenosum #UCSDH
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
superimposed bacterial skin ... Clinical #Photo #Dermatology ... #SkinRash #Herpes ... #Zoster #V1 #UCSDH ... #Shingles
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... - Differential Diagnosis ... zoster (shingles ... Vesiculobullous #SkinRash ... #dermatology #Differential
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... : • Pyoderma gangrenosum ... Leishmaniasis - Viral - Herpes ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... & ulcerative (heaped ... cell ca, pyoderma gangrenosum ... Blastomycosis #SkinRash ... #dermatology #clinical
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... Herpes zoster 3 ... Herpes simplex ... Pyoderma gangrenosum ... #Dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
the arms, legs, trunk ... the thighs and trunk ... DDX: - Pyoderma gangrenosum ... dermatitis - Cellulitis ... #dermatology #oncology
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential Diagnosis ... Algorithm Single ... #Oral #mouth #SkinRash ... #dermatology #Differential