53 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Connective tissue disease ... (3%) • Infections ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... , infections, drug ... : • Behcet Disease ... #dermatology #rheumatology ... #differential #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
integrity (trauma, infection ... , vasculitis) or ... . 2) When cutaneous ... commonly renal and ... #Dermatology #Rash
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
appearing during the disease ... Infectious manifestations ... leukocytoclastic vasculitis ... #differential #diagnosis ... #dermatology #oncology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... aphthous ulcers, cutaneous ... to exclude are infections ... purpura: strong sign ... of cutaneous leukocytoclastic
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Differential Diagnosis ... cell arteritis Infections ... • Fungal infections ... #rash #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... to exclude are infections ... purpura: Strong sign ... episcleritis as well as inner
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
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Viral: Measles, Infectious ... Zoster, Coxsackie (hand ... gonorrhea, Rickettsial diseases ... Sweet syndrome, Vasculitis ... #dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
wane; diagnosis ... painless, no systemic signs ... Diseases Fellowship ... #clinical #photo ... #hand