8 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... the context of cutaneous ... disease (10%) : SLE ... #dermatology #semiology ... diagnosis #clinical #manifestations
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Manifestations ... response -> Subacute cutaneous ... hair follicles -> causes ... Livedo Reticularis, Vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
: • Vascular occlusion ... Drug induced - Bone ... Splenomegaly - CTD (SLE ... Associated - SLE ... #nonpalpable #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... such as systemic lupus ... reactions, and vaso-occlusive ... , and SLE) • Urinalysis ... #rheumatology #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Henoch-Schönlein purpura) • Cutaneous ... (e.g. systemic lupus ... diagnosis #types #classification
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
& Mu) Skin Manifestations ... gangrenosum • Cutaneous ... Neurologic Manifestations ... Autoimmunity: • -MM/WM: Vasculitis ... to cold IgG • Lupus
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
blood smear or on bone ... -> AML: Blast crises ... syndrome: CNS manifestations ... violaceous, nontender cutaneous ... #Leukemia #Hematology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Most common extra cutaneous ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Syndrome #diagnosis #dermatology