10 results
Allergic Contact Dermatitis 
- Erythematous, indurated, scaly plaques 
- T-cell mediated, delayed-type hypersensitivity response to exogenous
Dermatitis - ... Erythematous, indurated, scaly ... #Contact #Dermatitis ... #Dermatology #Rash ... #Skin
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Differential Diagnosis Algorithm ... Eczematous - Pruritic/Scaly ... anyone - Allergic ... #Eczematous #SkinRash
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
• Seborrheic dermatitis ... • Atopic dermatitis ... Deep vesicles • Allergic ... contact dermatitis ... ; pruritis #dermatology
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... Pruritic / Scaly ... drinks • Perioral Dermatitis ... #Pustular #SkinRash
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Differential Diagnosis Algorithm ... • Contact dermatitis ... Vesiculobullous #SkinRash ... #dermatology #Differential
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Differential Diagnosis Algorithm ... Papulosquamous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm
A quick infographic on various pearls about atopic dermatitis, a disease with an increasing burden on
, inflammatory skin ... #eczema #dermatology ... #skinrash References ... Allergy. 2018;73 ... J Allergy Clin Immunol
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
inflammatory or allergic ... suggest vascular or hematologic ... occur in chronic skin ... eczema, scabies, or allergic ... disease, or bullous skin
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Eruptions (Face/Scalp ... Inflammatory, pus-filled sore ... Erosive pustular dermatosis ... Subcorneal pustular dermatosis ... Differential #Diagnosis #Dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
70 M chronic scaly ... Moccasin tinea pedis skin ... dyshidrotic, atopic, or allergic ... eczematous dermatitis ... #photo #foot #dermatology