10 results
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
vessicles in this case ... superimposed bacterial skin ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #V1 #UCSDH #Shingles
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
Necrotizing Fasciitis ... occurs deep to the skin ... Images #Clinical #Photo ... Dermatology #Leg #SkinRash ... #Necrotizing #Fasciitis
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... foliaceus - Infectious ... zoster (shingles ... Vesiculobullous #SkinRash ... #Algorithm #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... multiforme • Acute necrotizing ... simplex infection ... #Oral #mouth #SkinRash ... #Algorithm #causes
Necrotizing Fasciitis: Severe infection which travels in the suprafacial plane. In this instance, the infection
started in
Necrotizing Fasciitis ... several fistulae are ... apparent in the skin ... Images #Clinical #Photo ... #Necrotizing #Fasciitis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... : • Infection: ... Cellulitis, Abscess, Necrotizing ... fasciitis • Inflammation ... Epidural abscess - Herpes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... MPO > PR3 - Necrotizing ... PR3-ANCA) - Necrotizing ... tract, and often causes ... infections and
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... treatment, the infection ... resembling rashes caused ... Syphilis #Rash #Diagnosis ... #Clinical #Photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... loss, arthralgia, arm ... bruits, asymmetric arm ... have PR3-ANCA) • Necrotizing ... tract, and often causes
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
soles in 50% of cases ... to asymptomatic infection ... -Gumma are ulcerating ... granuIomas on skin ... Latent #Tertiary #Diagnosis