9 results
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Lower Legs / Feet ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
Lower extremity ... occurs deep to the skin ... Goldberg, M.D. - UCSD ... Clinical #Photo #Dermatology ... #Leg #SkinRash
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... ulceration of the skin ... frequently mistaken for cellulitis ... Clinical #Photo #Dermatology ... #SkinRash #Pyoderma
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Causes of Leg Pain ... • Infection: Cellulitis ... #differential #diagnosis ... #lower #extremity
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... legs. ... #Eczematous #SkinRash ... #dermatology #Differential ... #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Occurs on the arms, legs ... ) on the arms, legs ... Causes: - Idiopathic ... dermatitis - Cellulitis ... #dermatology #oncology
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
and increased skin ... - This iron causes ... involvement is less ... #differential #diagnosis ... #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... the upper and lower ... tract, and often causes ... Palpable purpura (lower ... legs), cutaneous
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
legs over medial ... honey-colored crusts ... extremities, especially legs ... ; pruritis #dermatology ... #differential #diagnosis