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Using haematological indices to predict impaired liver function in DTC patients.
1Department of Nuclear Medicine, Jinshan Hospital of Fudan University, Shanghai, China. chaihongggg@126.com.
Hellenic Journal of Nuclear Medicine
|April 17, 2024
Summary
Thyroid disease can cause liver dysfunction. This study found that platelet count and absolute lymphocyte count can predict liver injury in differentiated thyroid cancer patients after levothyroxine withdrawal.
Area of Science:
- Endocrinology
- Hepatology
- Hematology
Background:
- Thyroid disease, particularly hypothyroidism, is linked to hepatic injury.
- The mechanisms of thyroid disease-induced liver dysfunction require further elucidation.
- Differentiated thyroid cancer (DTC) patients undergo levothyroxine (LT4) withdrawal for radioactive iodine ablation, a process that may impact liver function.
Purpose of the Study:
- To evaluate hematological function trends in DTC patients before and after LT4 withdrawal.
- To identify predictors of liver injury in DTC patients undergoing LT4 withdrawal.
- To explore the relationship between hematological indices and hypothyroidism-related liver injury.
Main Methods:
- Retrospective study of 157 DTC patients.
- Analysis of hematological parameters at baseline and 4 weeks post-LT4 withdrawal.
- Logistic regression analysis to identify significant predictors of liver injury.
Main Results:
- 64 patients (40.8%) developed liver injury 4 weeks after LT4 withdrawal.
- Univariate analysis identified platelet count (PC), mean platelet volume (MPV), platelet distribution width (PDW), and absolute lymphocyte count (ALC) as risk factors.
- Multivariate analysis revealed increased PC and decreased ALC as independent predictors of liver injury.
Conclusions:
- Platelet count and absolute lymphocyte count are independent predictors of hypothyroidism-related liver injury.
- This study is the first to suggest the utility of hematological indices in predicting liver disorders associated with hypothyroidism.
- Hematological markers may aid in the early detection and management of liver dysfunction in DTC patients.
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