Platelet Dynamics in Nonalcoholic Fatty Liver Disease
Summary
Platelets, traditionally recognised for their role in blood clotting, are increasingly appreciated as active participants in the inflammatory and fibrotic processes that characterise nonalcoholic fatty liver disease (NAFLD). In this metabolic condition—marked by excessive accumulation of fat in hepatocytes—platelet activation and count alterations reflect both hepatic injury and systemic inflammation. Thrombopoietin dysregulation, oxidative stress and low-grade inflammation drive changes in platelet production and turnover, leading to measurable shifts in size and distribution. These shifts, manifested through indices such as mean platelet volume and platelet distribution width, correlate with the severity of steatosis and the stage of liver fibrosis. As NAFLD prevalence rises globally, non-invasive platelet-based biomarkers offer practical tools for early detection, risk stratification of disease progression and monitoring of therapeutic responses. By integrating platelet dynamics with imaging and biochemical measures, clinicians may refine prognostic assessment and tailor interventions to mitigate cardiovascular and hepatic complications associated with NAFLD.
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Platelet Dynamics in Nonalcoholic Fatty Liver Disease publication trend
The graph below shows the total number of articles in platelet dynamics in nonalcoholic fatty liver disease across all publications each year (not limited to Nature Index journals).
Technical terms
Platelet count: Number of platelets per unit volume of blood, reflecting production and consumption.
Mean platelet volume (MPV): Average size of circulating platelets, indicating activation and turnover.
Platelet distribution width (PDW): Measure of variation in platelet size, reflecting heterogeneity in activation states.
Plateletcrit (PCT): Volume occupied by platelets in blood, analogous to haematocrit for red cells.
Hepatic steatosis: Accumulation of fat within liver cells, hallmark of NAFLD.
Liver fibrosis: Excess extracellular matrix deposition in the liver, a progressive feature of NAFLD.
References
- Diagnostic Accuracy of Platelet Count and Platelet Indices in Noninvasive Assessment of Fibrosis in Nonalcoholic Fatty Liver Disease Patients. Canadian Journal of Gastroenterology and Hepatology (2017).
- Risk of reduced platelet counts in patients with nonalcoholic fatty liver disease (NAFLD): a prospective cohort study. Lipids in Health and Disease (2018).
- Plateletcrit and Mean Platelet Volume in the Evaluation of Alcoholic Liver Cirrhosis and Nonalcoholic Fatty Liver Disease Patients. BioMed Research International (2021).
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