11 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... rigors, diarrhea, nausea ... Vibrio, aeromonas, Capnocytophaga ... Purpura #Fulminans #Skin ... #photo
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Leg Rash - Palpable ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Skin Rash 40 ... colonize human skin ... dogs & latter can cause ... gram-negative bacillus cause ... #clinical #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... covering the foot, hence ... skin of inflamed ... type #clinical #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Pinpoint areas (less ... infection - RMSF - Henoch ... cryoglobulins • Skin ... Diagnosis #Algorithm #Causes
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... rapidly evolving rash ... Vibrio #Vulnificus #skin ... #dermatology #legs ... #clinical #photo
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Ankles, lower legs ... honey-colored crusts ... collarette of scale • Tinea ... with site, (e.g„ tinea ... #dermatology #rash
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... soles in 50% of cases ... rashes, including tinea-mimicker ... - Less common ... granuIomas on skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... , mucositis • Rash ... often present) Henoch ... tract, and often causes ... purpura (lower legs
Monkeypox Skin Rash
30 yr F and her 6 yr daughter purchased 2 prairie dogs 10 days
Monkeypox Skin Rash ... for research, hence ... monkeypox.’ 1st human case ... vesicles→pustules→crusts ... SkinRash #clinical #photo