13 results
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Differential Diagnosis Algorithm ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #causes
Contact Dermatitis: Inflammatory response to topical irritant. Note the linear distribution 
across the knuckles, caused by
Contact Dermatitis ... the knuckles, caused ... Images #Clinical #Dermatology ... #SkinRash #Contact ... #Photo #UCSDH
Tinea Pedis: Scaly red erruption of the feet caused by fungal dermatitis.

Charlie Goldberg, M.D. - UCSD
erruption of the feet caused ... by fungal dermatitis ... Images #Clinical #Photo ... #Dermatology #SkinRash
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Differential Diagnosis Algorithm ... #Eczematous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Differential Diagnosis Algorithm ... drinks • Perioral Dermatitis ... #Pustular #SkinRash ... #dermatology #Differential ... #causes
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of types ... Allergen-specific lgE causes ... glomerulonephritis, Systemic lupus ... Examples: Contact dermatitis ... classification #comparison
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Differential Diagnosis Algorithm ... soles • Discoid Lupus ... Papulosquamous #SkinRash ... #dermatology #Differential ... #causes
Psoriasiform Scalp Findings in Dermatomyositis

Scalp: DM patients can present with a psoriasiform scalp eruption characterized redness,
or seborrheic dermatitis ... presenting sign in some cases ... #Scalp #sign #SkinRash ... Dermatomyositis #Dermatology ... #Clinical #Photo
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Differential Diagnosis Algorithm ... Lichen planus • Lupus ... #Oral #mouth #SkinRash ... #dermatology #Differential ... #causes
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
dermatophytes cause ... Moccasin type ... allergic eczematous dermatitis ... #clinical #photo ... #foot #dermatology