10 results
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
of Bleeding / Bruising ... - Differential ... Diagnosis Algorithm ... Deficiency • Disseminated ... #Causes #Hematology
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Diagnosis Framework ... endocarditis) - Disseminated ... intravascular coagulation ... #Diagnosis #clots ... #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Meningococcemia - Disseminated ... fulminans - DIC ... Autoimmune Vasculitis (lupus ... Complete blood count coagulation
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): - Disseminated ... intravascular coagulation ... (DIC) - HELLP ... usually IgG) (e.g. lupus ... #diagnosis #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Bleeding and Bruising ... of Hemostasis - Differential ... Diagnosis Framework ... liver failure, disseminated ... #Diagnosis #Hematology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
SLE (systemic lupus ... purpura - DIC ... (disseminated intravascular ... coagulation) ... #differential #
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... hemorrhage • Disseminated ... intravascularcoagulation (DIC ... #differential # ... hematology #coagulation
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Diagnosis Framework ... thrombocytopenia - Disseminated ... intravascular coagulation ... #differential #
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Disseminated intravascular ... coagulation (DIC ... Prolonged #Causes #diagnosis ... #differential # ... hematology #coagulation
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... inflammation Others: • Lupus ... mucositis - Rash ... such as systemic lupus ... #diagnosis #rheumatology