9 results
Pruritus - Primary Skin Lesion - Differential Diagnosis Algorithm
Macules / Papules / Plaques:
 • Xerosis (dry
Pruritus - Primary ... Skin Lesion - Differential ... Diagnosis Algorithm ... • Xerosis (dry skin ... #causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Differential Diagnosis Algorithm ... Systemic and Primary Causes ... parasitosis #Pruritus ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Differential Diagnosis Algorithm ... Eczematous - Pruritic ... Differential #Diagnosis #Algorithm ... #causes
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
• Seborrheic dermatitis ... • Stasis dermatitis ... on sun-damaged skin ... honey-colored crusts ... Christmas tree pattern
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 ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Capitis - Skin ... Traction alopecia Diffuse ... Scaling, pustules, crusts ... Examine the entire skin ... • Atopic dermatitis
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
Common features and patterns ... occur in chronic skin ... Seen in systemic causes ... o Peripheral patterns ... Drug Reactions: Diffuse
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... planopilaris Pattern ... - Secondary to Skin ... Differential #Diagnosis #Algorithm ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Differential Diagnosis Algorithm ... Planus - Purple, pruritic ... Christmas tree pattern ... #causes