12 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
the vasculitic skin ... lesions were secondary ... Photo credit, Josh ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... - Differential diagnosis ... : secondary syphilis ... #photo #PhysicalExam
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... Denies any travel ... Diagnosis? ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... Skin rash and malaise ... heaped, wart-like lesions—Condyloma ... #Rash #Diagnosis ... #Clinical #Photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... reddish-purple lesions ... in primary or secondary ... cryoglobulins • Skin ... #Differential #Diagnosis
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... (Ring- shaped) lesion ... central clearing • Secondary
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
. diagnosis? ... lesion which may ... be seen in travelers ... unless multiple lesions ... #clinical #photo
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Diagnosis Algorithm ... Scaly/Erythematous lesions ... Secondary to venous
Rickettsialpox Eschar

40 homeless male from NY admitted with fever, chills, headache, myalgias. Diagnosis?
Rickettsialpox R akari classic
Diagnosis? ... Rash appears 3-4d ... Can have 20-40 lesions ... rakari #clinical #photo ... #skinrash #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

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