15 results
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
(80-90%) Oral lesions ... 20%) Varicella-zoster ... Mononucleosis-like disease ... virus 7 HHV-7 Fever ... Microbiology #Diagnosis #Comparison
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
fasciitis and hand-foot-and-mouth ... disease present ... with localized lesions ... contact dermatitis, herpes ... zoster, dyshidrotic
Algorithm for Diagnosis of the Vesiculobullous Rash

Febrile, Diffuse Distribution:
 - Varicella,  Smallpox,  Disseminated, Gonococcal,
Fasciitis, Hand Foot ... & Mouth Disease ... Contact Dermatitis, Herpes ... Zoster, Dyshidrotic ... #Dermatology #Skin
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... ) ▪ Malaise, fever ... 30%) ▪ Moist, heaped ... , wart-like lesions—Condyloma ... Diagnosis #Clinical #Photo
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 ... disease, iron overload ... legs #clinical #photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Herpes zoster 3 ... Herpes simplex ... Generalized itchy rash ... Pustules + Fever
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... lesions • Mononeuritis ... Coronary arteries - Fever ... mucositis - Rash ... Ocular inflammatory lesions-interstitial
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... early localized disease ... gyratum repens • A skin ... classic targetoid lesions ... PrathitKulkarni #Erythemas #comparison
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
dorsal aspect of foot-shoe ... honey-colored crusts • Herpes ... crusted erosions • Herpes ... zoster - Dermatomal ... #dermatology #rash
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
lesions • Mononeuritis ... and branches • Fever ... muscle weakness • Nerves ... , mucositis • Rash ... lesions (red macules