30 results
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
endocarditis, in this case ... Photo credit, Josh ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
vasculitic skin lesions ... were secondary ... Photo credit, Josh ... Images #Clinical ... #Photo #Dermatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Vasculitis #dermpath #dermatology ... semiology #signs #lesions ... #diagnosis #clinical ... manifestations #pathology #lesions
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... = Primary Skin Lesions ... Pruritus #primary #secondary ... #generalized #dermatology ... #causes
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Purpura - Diagnostic Algorithm ... of primary or secondary ... Palpable: 1) If lesions ... vasculiitis. 2) When cutaneous ... #Diagnosis #Dermatology
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Nodosum: In this case ... Nodosum has occured secondary ... Photo credit, Josh ... Images #Clinical ... #Dermatology #SkinRash
Secondary Disseminated Syphilis

Case from my residency that @EstradaElJefe helped me publish in JGIM. One important finding
Secondary Disseminated ... Syphilis Case ... #Syphilis #Secondary ... #Disseminated #Dermatology ... #Clinical #Photo
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... Differential diagnosis: secondary ... Pityriasis #rosea #clinical ... #dermatology #photo
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
days of painful lesions ... Typical lesions ... present in 80% of cases ... Syphilis #Rash #clinical ... #photo #dermatology
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Genital Lesions ... Differential Diagnosis Algorithm ... acuminata) • Secondary ... #skinlesions #dermatology ... #causes