14 results
Petechiae are small, red lesions caused when capillaries leak blood into the skin. Petechiae larger than
, red lesions caused ... blood into the skin ... purpura #Clinical ... #EM #IM #Derm # ... Petechiae #Purpura
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... rigors, diarrhea, nausea ... Here are a few leading ... #Rash #clinical ... #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... • Extremes of age ... : - Purpura fulminans ... cryoglobulins • Skin
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... +purpuric rash → ... purpura fulminans ... #clinical #photo
Decompression Sickness - The physical examination revealed diffuse violaceous skin mottling over his trunk and arms
diffuse violaceous skin ... his trunk and arms ... extent of the nausea ... #Clinical #Derm ... #EM #Radiology #
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... marine microbiota & causes ... Vibrio #Vulnificus #skin ... dermatology #legs #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 ... skin of inflamed ... Variety #type #clinical ... #photo #foot #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... resembling rashes caused ... faint that they are ... #Diagnosis #Clinical ... #Photo #Dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Takayasu: • Age ... loss, arthralgia, arm ... bruits, asymmetric arm ... , mucositis • Rash ... tract, and often causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
, ischemic skin ... tract, and often causes ... mucositis - Rash ... Takayasu: - Age ... temporal artery - Age