25 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... Connective tissue disease ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... • Steroids • Vasculitis ... #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... vascular disorders, coagulation ... Platelet defects • Coagulation ... #Differential #Diagnosis ... #nonpalpable #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... aphthous ulcers, cutaneous ... purpura: strong sign ... of cutaneous leukocytoclastic
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
involvement (2%) Cutaneous ... • Severe Liver Disease ... Treat primary cause ... #diagnosis #causes ... #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... tract, and often causes ... episcleritis as well as inner
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... ) • Cutaneous Lesions ... ) Differential Diagnosis ... Arthritis, AS Treatment ... #management #signs
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
The signs and symptoms ... resembling rashes caused ... Syphilis #Rash #Diagnosis ... #Clinical #Photo ... #Dermatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... Myeloproliferative disease ... intravascular coagulation ... and other causes ... 19 - PNH - Vasculitis
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