7 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Destruction • Abnormal ... • Steroids • Vasculitis ... Deficiency • Disseminated ... Intravascular Coagulation ... #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... • Prolonged PT ... Fibrinogen: ↓ • PT ... #Disseminated # ... #diagnosis #causes
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... PT/NORMAL PTT: ... ABNORMAL PT/ ... discern these causes
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... thrombocytopenia - Disseminated ... intravascular coagulation ... and other causes ... 19 - PNH - Vasculitis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Disseminated intravascular ... coagulation (DIC ... #Causes #diagnosis ... #differential #hematology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
Causes of Purpura ... purpura - DIC ... (disseminated intravascular ... infections - Vasculitis ... pediatrics #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
< 30 years • Aorta ... , mucositis • Rash ... tract, and often causes ... Thrombosis and arterial aneurysms ... #Rheumatology