18 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... : secondary syphilis ... nummular eczema, tinea ... #dermatology #photo
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
Secondary Syphilis ... - Rash on Palms ... in 80% of cases ... #Syphilis #Rash ... #clinical #photo
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
: - Viral Exanthem ... Stevens-Johnson Syndrome ... Macules #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin
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 ... #Rash #Diagnosis ... #Clinical #Photo
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Secondary Syphilis ... - Rash, pink ... Involves palms/soles ... granuIomas on skin ... Latent #Tertiary #Diagnosis
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... Syphilis - Red ... #Algorithm #causes
MR SMITH Mnemonic for Causes of Rashes on Palms and Soles

M - Meningococcemia
R - Rickettsia, Rat
SMITH Mnemonic for Causes ... bite fever S - Syphilis ... (Secondary) M ... - Toxic Shock Syndrome ... MRSMITH #Mnemonic #Rash
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... Leptospirosis, Viral/Drug Exanthemas ... Parvovirus B19 (PPGSS), Secondary ... syphilis, EM (HSV ... angiomatosis, Sweet syndrome
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... • Loose anagen syndrome ... to Skin Disease ... syphilis #Diffuse ... #Algorithm #causes
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... erythema around soles