10 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- small oval scaling ... parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... #photo #PhysicalExam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Herald's atch • Tinea ... Papulosquamous #SkinRash ... #dermatology #Differential
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... sulfa-drug - Skin ... #Dermatology #Rash ... Maculopapular #Scaling ... #Color #Targetoid
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... periorbital & nasolabial distribution ... , sparing vermillion ... #Pustular #SkinRash ... #dermatology #Differential
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... rubrum is most commonly ... skin of inflamed ... #foot #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin ... #common #distribution
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
causes a rust color ... brown tint of the rash ... eczematous features • Mild ... #differential #diagnosis ... #dermatology
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
. diagnosis? ... self-limited Diagnosis ... larva #migrans #skinRash ... #dermatology #clinical ... #photo
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
Color: o Red or ... occur in chronic skin ... dermatitis. 4 Distribution ... Fungal Infections (Tinea ... Manuum): Asymmetric scaling
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
(blue-purple) rash ... • Erythematous rash ... renal carcinoma • Colon ... was diagnosed in ... #rheumatology #dermatology