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Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Disseminated Intravascular ... Coagulation (DIC ... • Prolonged PT ... Fibrinogen: ↓ • PT ... Intravascular #Coagulation
Therefore, studies obtained at the initial presentation in the emergency department should evaluate for fibrinolysis with
prothrombin time (PT ... thromboplastin time (PTT ... LaboratoryFindings #Disseminated ... #Intravascular ... #Coagulation #Labs
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
Intravascular Coagulation ... platelet aggregation PT ... , aPTT: • Expected ... using INR use PT ... Intravascular #Coagulation
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
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
/ABNORMAL PTT: ... Perform a PTT mixing ... ABNORMAL PTT: Prolongation ... failure, disseminated ... intravascular coagulation