11 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Differential Diagnosis Algorithm ... : • Pyoderma gangrenosum ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... Differential #Diagnosis #Algorithm
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... progressive ulceration ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #Pyoderma #Gangrenosum
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Ulcerative Blastomycosis ... (heaped up borders ... cell ca, pyoderma gangrenosum ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Differential Diagnosis Algorithm ... Metabolic: • Pyoderma gangrenosum ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... Differential #Diagnosis #Algorithm
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Differential Diagnosis Algorithm ... : • Pyoderma gangrenosum ... Leishmaniasis - Viral - Herpes ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash ... Differential Diagnosis Algorithm ... Vesicles Fragile ... shingles) • Herpes ... Vesiculobullous #SkinRash #dermatology
Pyoderma Gangrenosum in Ulcerative Colitis- ...left chest (Panel A) and leg (Panel B). The physical examination
Pyoderma Gangrenosum ... diagnosis of pyoderma gangrenosum ... Pyoderma gangrenosum ... #clinical #photo ... NEJM #pyoderma #gangrenosum
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Bullae/Blisters • Ulceration ... resemble pyoderma gangrenosum ... Palpable purpura • Vesicles ... #rash #diagnosis
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Herpes zoster 3 ... Herpes simplex ... Generalized itchy rash ... Pyoderma gangrenosum ... Differential #Diagnosis #Dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
often showing ulceration ... honey-colored crusts • Herpes ... crusted erosions • Herpes ... ; pruritis #dermatology ... #rash #differential