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Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT ... /PTT • Low plasma ... Fibrinogen: ↓ • PT ... /INR: ↑ • PTT: ... INR < 2.3 - APTT
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal PT ... Prothrombin Time (PT ... typically prolong PT ... Disseminated intravascular ... coagulation (DIC
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
for a Prolonged PT ... and aPTT If the ... PT and the aPTT ... #Abnormal #PT ... #aPTT #Prolonged
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
Scoring System for Disseminated ... platelet aggregation PT ... , aPTT: • Expected ... using INR use PT ... #Disseminated #
Therefore, studies obtained at the initial presentation in the emergency department should evaluate for fibrinolysis with
prothrombin time (PT ... thromboplastin time (PTT ... decompensated DIC ... Diagnosis #Honc #DIC ... LaboratoryFindings #Disseminated
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
== NORMAL PT ... /NORMAL PTT: • ... /NORMAL PTT: Suggests ... PTT suggests liver ... failure, disseminated
Postpartum Hemorrhage - Differential Diagnosis and Management 
Uterine Atony (80%) - Most PPH Will respond to
Diagnosis and Management ... epinephrine prn DIC ... CBC, fibrinogen, PT ... /PTT • Treat with ... compression (using ultrasound