9 results
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Well-demarcated erythema ... #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... skin of inflamed ... dermatitis; pitted ... #foot #dermatology
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Urticaria - Firm / edematous ... Reactive #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
• A dermatosis ... • A chronic skin ... include: infections (HSV ... comparison #table #differential ... #diagnosis #dermatology
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
Melasma Abdomen • Linea ... • Palmar erythema ... • Subungual Keratosis ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
- This iron causes ... brown tint of the rash ... less common Eczematoid-Like ... #Dermatosis #differential ... #diagnosis #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
honey-colored crusts ... collarette of scale • Tinea ... with site, (e.g„ tinea ... ; pruritis #dermatology ... #rash #differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Folliculitis decalvans, Tinea ... Capitis - Skin ... , erosions, or erythema ... #Diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... Pigmented Purpuric Dermatosis ... Ig A vasculitis/HSP ... reactions • Erythema