13 results
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Trunk #Sacral #SkinRash ... #dermatology #Differential ... #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... Primary syphilis (chancre ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... • Sickle Cell Anemia ... #ulcerative #skinrash ... #dermatology #Differential ... #causes
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
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Viral Infection Clinical ... anemiaCold ... Diagnosis Monoclonal ... #hematology #diagnosis
Dermatological semiology of Cutaneous Vasculitis 

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

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
gangrenosum • Cutaneous ... (-) hemolytic anemia ... due to cold IgG ... Paraproteinemias #Hematology ... #Monoclonal #Differential
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 ... matter, spinal cord ... Behcet disease) Differential ... refractory disease : monoclonal
A quick infographic on the importance of sun protection and the various results of sun damage
#wavelengths #causes ... #diagnosis #dermatology ... Sunburns and risk of cutaneous ... cancer: clinical ... Cold Spring Harb