9 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... syphilis (involve ... nummular eczema, tinea ... #photo #PhysicalExam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
in primary or secondary ... Vasculitis - Collagen disorders ... cryoglobulins • Skin ... #Petechiae #Rash ... Algorithm #Causes #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis ... Rash Secondary ... Skin rash and malaise ... #Clinical #Photo ... #Dermatology
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
Secondary Syphilis ... - Rash on Palms ... Typical lesions ... #Syphilis #Rash ... #clinical #photo
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
vasculitis) or disorders ... of primary or secondary ... Palpable: 1) If lesions ... #Diagnosis #Dermatology ... #Rash #Petechiae
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- The chancre lesion ... Secondary Syphilis ... - Rash, pink ... rashes, including tinea-mimicker ... granuIomas on skin
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... central clearing • Secondary ... Syphilis - Red
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
associated with secondary ... PETECHIAE and PURPURA ... : Petechiae are ... a generalized disorder ... #Diagnosis #Dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Generalized itchy rash ... Secondary syphilis ... #Lesions #Differential ... #Diagnosis #Dermatology