22 results
Petechiae: punctate spots that arise from spontaneous bleeding secondary to profound thrombocytopenia. 
The spots (easily visible
spontaneous bleeding secondary ... this patient's legs ... Images #Clinical ... #Photo #Dermatology ... #Rash #Petechiae
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... treatment, the infection ... ▪ “Rash” (75% ... resembling rashes caused ... #Clinical #Photo
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Nodosum: In this case ... Nodosum has occured secondary ... Streptococcal infection ... Photo credit, Josh ... #Dermatology #SkinRash
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... , hypotension, rash ... #rash #cellulitis ... #dermatology #legs ... #clinical #photo
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
progressive infection ... apparent secondary ... As the infection ... #Photo #Dermatology ... #Leg #SkinRash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... in primary or secondary ... : • Palpable Rash ... • Non-Palpable Rash ... : • Palpable Rash
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Fulminans Skin Rash ... new full-body rash ... can lead to the rash ... Fulminans #Skin #Rash ... #clinical #photo
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Sporotrichiosis Infection ... painless nodular rash ... leishmania, Tb, NTM; less ... Sporotrichiosis #Infection ... #clinical #photo
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin Rash ... Usually on lower legs ... Secondary to venous ... #Eczematous #SkinRash ... Diagnosis #Algorithm #causes
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Canimorsus Skin Rash ... Diffuse blanching rash ... +purpuric rash → ... Canimorsus #Skin #Rash ... #photo