11 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... #INR #Differential ... #Diagnosis #Algorithm ... #Causes #Hematology ... #coagulation #disorders
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... Diagnosis Algorithm ... Deficiency • Disseminated ... #Diagnosis #Algorithm
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... drugs (e.g. direct thrombin ... hemorrhage • Disseminated ... #diagnosis #differential ... #hematology #coagulation
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... • Prolonged PT ... • Increased thrombin ... Fibrinogen: ↓ • PT ... #diagnosis #causes
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... drugs e.g. direct thrombin ... Disseminated intravascular ... coagulation (DIC ... #diagnosis #differential
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Diagnosis Algorithm ... or percreta) Thrombin ... HELLP syndrome • Disseminated ... #Diagnosis #Algorithm
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Diagnosis Framework ... thrombocytopenia - Disseminated ... intravascular coagulation ... and other causes
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... Diagnosis Framework ... liver failure, disseminated ... discern these causes ... warfarin, direct thrombin
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Meningococcemia - Disseminated ... Complete blood count coagulation ... #Diagnosis #Algorithm
Bleeding manifestations 
Petechiae are small, flat, red, discrete areas of skin bleeding that are typically <2
ecchymosis) is caused ... in endothelial cells ... to be normal, PT ... Diagnosis VWF ... VWF:RCo/VWF:Ag (differentiate