9 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... vesicles &/or bullae ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... : • Wegner's granulomatosis ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... • Hemorrhagic Bullae ... /Blisters • Ulceration ... #rash #diagnosis
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... • Diabetic bullae ... Vesiculobullous #SkinRash ... #dermatology #Differential
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... • Klebsiella granulomatis ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... • A chronic skin ... • Causes are multiple ... #comparison #table ... differential #diagnosis #dermatology
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... stomatitis • Erythema ... Acute necrotizing ulcerative ... #Oral #mouth #SkinRash ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Well-demarcated erythema ... #Eczematous #SkinRash ... #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Extensor surfaces of arms ... often showing ulceration ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential