11 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... diagnosis: secondary ... syphilis (involve ... palms/soles!) ... nummular eczema, tinea
Syphilis Clinical Findings - Chancre and Characteristic Rash
A: Syphilitic chancre with a clean, painless base and
Characteristic Rash ... , of a patient with ... #photo #chancre ... #palms #soles # ... rash #dermatology
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Fever, malaise • Rash ... (can include palms ... and soles) • Pharyngitis ... lesions in bone, skin ... symptoms #signs #diagnosis
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... Algorithm Reactive ... &/or bullae on palms ... soles and mucous ... Reactive #SkinRash #dermatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... Herald's atch • Tinea ... and plaques on palms
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- Rash, pink ... Involves palms/soles ... rashes, including tinea-mimicker ... granuIomas on skin ... #Tertiary #Diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... spots both on the palms ... #Rash #Diagnosis ... #Clinical #Photo ... #Dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... erythema around soles ... #foot #dermatology
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
buttocks; no oral/palm ... PMH: DM (A1c 6.5% ... /soles, face, or ... #clinical #photo ... #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Dyshidrotic eczema - Palms ... , soles, sides of ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin