9 results
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
Lower extremity ... occurs deep to the skin ... Images #Clinical #Photo ... #Dermatology #Leg ... #SkinRash #Necrotizing
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
: • Infection: ... Cellulitis, Abscess, Necrotizing ... abscess - Herpes zoster ... - HIV - Lyme ... differential #diagnosis #lower
Arterial Insufficiency: Chronic arterial insufficiency has resulted in pale, hairless, and somewhat 
shiny appearing lower extremity.
shiny appearing lower ... Goldberg, M.D. - UCSD ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #Leg #Foot #Arterial
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
Necrotizing Fasciitis ... at the site of infection ... right demonstrates leg ... Images #Clinical #Photo ... #Dermatology #SkinRash
Diabetic Foot Infection: Long standing, poorly controlled diabetes has led to peripheral arterial
disease and neuropathy. These
Diabetic Foot Infection ... controlled diabetes has led ... The skin is red ... Images #Clinical #Photo ... #UCSDH
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... gulf of Mexico Oyster ... Hippocrates in 5 BC as foot ... #dermatology #legs ... #clinical #photo
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
legs over medial ... of fingers and toes ... dorsal aspect of foot-shoe ... erosions • Herpes zoster ... extremities, especially legs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... have PR3-ANCA) • Necrotizing ... the upper and lower ... Palpable purpura (lower ... legs), cutaneous
Majocchi’s Granuloma due to Trichophyton rubrum 
This is GMS stain and culture of a skin biopsy
and culture of a skin ... from a patient’s leg ... heart Tx: painless leg ... lesions in left leg ... / foot + tinea