Related Experiment Video
Updated: Jun 22, 2026
06:23
Assessment of Plasma Coagulation on Liver Tissue in a Large Animal Model In Vivo
Published on: August 4, 2018
Coagulation disorders in dogs with hepatic disease
M Prins1, C J M M Schellens, M W van Leeuwen
1Department of Clinical Sciences of Companion Animals, Veterinary Faculty, Utrecht University, P.O. Box 80.154, 3508 TD Utrecht, The Netherlands.
Veterinary Journal (London, England : 1997)
|June 3, 2009
Summary
Coagulation abnormalities are common in dogs with liver disease, particularly cirrhosis. Reduced synthesis of clotting factors, not consumption, likely causes these hemostatic issues in canine liver disease.
Area of Science:
- Veterinary Medicine
- Hematology
- Hepatology
Background:
- Liver disease frequently causes hemostatic abnormalities in dogs.
- Understanding these changes is crucial for managing canine liver patients.
Purpose of the Study:
- To investigate coagulation and platelet parameters in dogs with liver disease.
- To correlate hemostatic findings with histological diagnoses and outcomes.
Main Methods:
- Coagulation times, platelet counts, coagulation factor activities, D-dimers, antithrombin (AT), and protein C were measured in 42 dogs.
- Histological diagnoses of liver disease were confirmed.
- Outcomes were correlated with histological findings.
Main Results:
- 57% of dogs with hepatic disease exhibited one or more coagulation abnormalities.
- Prolonged activated partial thromboplastin time was noted in chronic hepatitis (CH), with or without cirrhosis.
- Dogs with CH plus cirrhosis had lower platelet counts, AT, and factor IX activity compared to other hepatopathies.
- D-dimers were not significantly elevated; disseminated intravascular coagulation (DIC) was rare.
Conclusions:
- Hemostatic abnormalities in canine liver disease are prevalent, especially in cirrhosis.
- Reduced synthesis of coagulation factors is the likely cause, rather than increased consumption.
- These findings highlight the complex hemostatic challenges in dogs with advanced liver disease.
Related Concept Videos
01:24Disorders 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.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
01:26Effect of Hepatic Disease on Pharmacokinetics: Drug Dosing and Hepatic Blood Flow
Chronic liver disease significantly impacts drug metabolism due to alterations in hepatic blood flow and enzyme accessibility. This disruption affects the body's pharmacokinetics—the movement and processing of drugs within the system. Key enzymes crucial for metabolizing medications become less accessible, changing how drugs are processed and utilized. Furthermore, liver disease influences the synthesis of plasma proteins, such as albumin and globulins, which play critical roles in drug binding...
01:22Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test
In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess the...
01:30Anticoagulant Drugs: Low-Molecular-Weight Heparins
Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
01:24Cirrhosis II: Pathophysiology
Cirrhosis is a progressive chronic liver injury caused by prolonged inflammation, excessive fibrotic remodeling, and impaired regeneration. Over time, repeated hepatic insults disrupt the liver’s architecture and function, leading to reduced blood flow, impaired bile drainage, and diminished metabolic capacity.Pathophysiology of cirrhosisCirrhosis arises from three main responses to chronic liver damage: inflammation, immune activation, and hepatocyte death. These processes lead to structural...
01:29Hepatic Encephalopathy
DefinitionHepatic encephalopathy is a reversible neurologic syndrome that results from advanced liver dysfunction or portosystemic shunting. It leads to disturbances in cognition, behavior, and motor function due to the brain’s exposure to gut-derived toxins that the liver fails to detoxify.EtiologyThis condition develops either in the setting of acute fulminant hepatitis or progressively during chronic liver disease, such as cirrhosis and portal hypertension. Portosystemic shunting—including...