30 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
the context of cutaneous ... Connective tissue disease ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Pathophysiology: ... . 2) When cutaneous ... commonly renal and ... #Dermatology #Rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... aphthous ulcers, cutaneous ... episcleritis as well as inner ... purpura: strong sign ... of cutaneous leukocytoclastic
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... of cutaneous leukocytoclastic ... episcleritis as well as inner
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... response) - Cutaneous ... small vessel vasculitis ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... panuveitis, retinal vasculitis ... ) • Cutaneous Lesions ... ) Differential Diagnosis ... #management #signs
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... nose, ears, or fingers ... presentation) • Cutaneous ... hemolytic #anemia #hematology ... #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Langerhan cells and ... response -> Subacute cutaneous ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
rash. diagnosis ... self-limited Diagnosis ... rates of recurrent disease ... migrans #skinRash #dermatology ... #clinical #photo
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Lateral Femoral Cutaneous ... sensory • Before diagnosis ... intervertebral disc disease ... MeralgiaParesthetica #MSK #pathophysiology ... #signs #symptoms