Disseminated intravascular coagulation

Marcel Levi1

  • 1Department of Vascular Medicine and Internal Medicine, Academic Medical Center, University of Amsterdam, The Netherlands. m.m.levi@amc.uva.nl

Critical Care Medicine
|September 15, 2007
PubMed

Insights

Disseminated intravascular coagulation (DIC) is a serious condition complicating various disorders, leading to organ dysfunction and bleeding. Understanding its pathogenesis improves diagnosis and supportive treatment strategies.

Area of Science:

  • Hematology
  • Pathophysiology

Background:

  • Disseminated intravascular coagulation (DIC) is a critical condition associated with significant morbidity and mortality.
  • It arises from a complex interplay of coagulation activation, impaired anticoagulation, and fibrinolysis.
  • DIC can manifest in diverse clinical settings, posing diagnostic and therapeutic challenges.

Purpose of the Study:

  • To comprehensively review current knowledge on disseminated intravascular coagulation (DIC).
  • To elucidate the clinical manifestations, pathogenesis, diagnostic approaches, and management strategies for DIC.

Main Methods:

  • A systematic review of relevant literature.
  • Information was gathered from selected articles indexed in the MEDLINE database.

Main Results:

  • DIC pathogenesis involves tissue factor-mediated coagulation, overwhelmed anticoagulant mechanisms, and deficient fibrinolysis.
  • Diagnosis relies on standard laboratory tests and established scoring systems.
  • Management includes supportive care, such as platelet and factor replacement, anticoagulation, and restoration of regulatory pathways.

Conclusions:

  • Enhanced understanding of DIC pathogenesis has led to improved clinical management.
  • Current strategies include refined diagnostic criteria and effective supportive treatments for DIC.
Abstract

Related Concept Videos

Extrinsic and Intrinsic Pathways of Hemostasis01:20

Extrinsic and Intrinsic Pathways of Hemostasis

Blood clotting or coagulation involves extrinsic and intrinsic pathways, which ultimately merge into the common pathway, forming a fibrin clot.
The Extrinsic Pathway
The extrinsic pathway of coagulation is typically initiated by tissue damage that exposes blood to tissue factor (TF), a protein released by the damaged tissue cells outside the blood vessels—this interaction with TF triggers biochemical reactions involving specific clotting factors. The key player here is Factor VII, which forms a...
Venous Thrombosis I: Introduction01:30

Venous Thrombosis I: Introduction

Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
Disorders of Hemostasis01:24

Disorders of Hemostasis

Hemostasis, the process that stops bleeding after a blood vessel injury, is crucial for maintaining the integrity of the circulatory system. However, disorders of hemostasis can disrupt this delicate balance, leading to either excessive clotting or bleeding. These disorders can be broadly classified into thromboembolic disorders and bleeding disorders.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
Coagulation01:09

Coagulation

The coagulation phase is a critical part of the body's process to prevent blood loss following injury to blood vessels. It involves chemical reactions that form a clot to seal the injured area. The clotting process begins shortly after injury, within 15-20 seconds for severe damage and 1-2 minutes for minor injuries.
During the coagulation phase, clotting factors, or procoagulants, play a vital role in initiating and progressing the coagulation cascade. This cascade is a series of reactions...
Coagulation01:06

Coagulation

Colloidal solids are solid particles suspended in solution. They are usually negatively charged, attracting a compact primary layer of positively charged ions, which attract more counterions to form an electrical double layer. Electrostatic repulsion between the charged double layers prevents the particles from colliding, stabilizing the colloids. These solids are often undesirable because they can contain toxins that are difficult to remove. Coagulation is a technique that helps aggregate and...
Venous Thrombosis III: Interprofessional Care01:29

Venous Thrombosis III: Interprofessional Care

Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...