15 results
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... chancroid) • Behcet's ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Trunk #Sacral #SkinRash ... #dermatology #Differential ... #causes
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... Mycosis fungoides (cutaneous ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... EGPA • Solid cancers ... Vasculitis #dermpath #dermatology ... #diagnosis #clinical ... #lesions #differential
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... ulcers - Glomerulonephritis ... Syndrome: • Clinical ... Henoch-Schönlein purpura) • Cutaneous
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... vasculitis) • Cutaneous ... syndrome (Clinical ... disease) Differential ... refractory disease : monoclonal
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Genital Lesions ... - Differential Diagnosis ... chancroid) • Behcet's ... #skinlesions #dermatology ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Scaly/Erythematous lesions ... veins, venous ulcers ... #dermatology #Differential ... #causes
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
sensitivity • Painful ulcers ... : • + Clinical ... • Negative causes ... Biopsy: Typical pathologic ... hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
lesions • Mononeuritis ... tract, and often causes ... VASCULITIS: • Behçet ... Serologies for Cryoglobulins ... #diagnosis #rheumatology