An observational study in Fatty Liver Disease, sponsored by Instituto de Investigación Marqués de Valdecilla. Status unknown. Open to participants aged 18 Years to 65 Years. Per ClinicalTrials.gov, last updated 2019-12-12.
Sponsored by Instituto de Investigación Marqués de Valdecilla · Observational
Non-alcoholic fatty liver disease (NAFLD) is the most frequent cause of chronic liver disease in our environment. Preliminary data suggest that portal hypertension may exist in the initial phases of NAFLD due to mechanisms that have not yet been elucidated. The clinical relevance of its development in these initial phases is unknown, while in more advanced phases new data are required to confirm the close relationship between portal hypertension and the risk of decompensation described in other etiologies. Likewise, the influence of fibrosis and portal hypertension on the cardiovascular risk of patients with NAFLD is unknown. The aim of the present multicenter project is to characterize the presence of portal hypertension and the mechanisms involved in its development in the different stages of NAFLD, to assess the association between the degree of portal hypertension and the development of portal hypertension-related complications, to know the early cardiovascular risk in the different stages of the disease, and to identify noninvasive biomarkers of the presence and severity of portal hypertension.
2,081 studies on the registry are indexed under Liver Diseases; 390 are open to participants now.
This study's planned enrollment of 170 is close to the median of 167 across 681 observational studies indexed under Liver Diseases.
Browse Liver Diseases studies →Instituto de Investigación Marqués de Valdecilla is the lead sponsor of 32 studies on the registry; 11 are open to participants now.
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Non-alcoholic fatty liver disease.
Exclusion Criteria:
NAFLD with mild steatosis and grade \<3 fibrosis in patients with grade 1 or 2 obesity and insulin resistance (HOMA index\> 2.6) or diabetes mellitus.
Other: A complete cardiovascular and liver characterization will be carried out
NAFLD with severe steatosis and grade \<3 fibrosis in patients with grade 1 or 2 obesity and insulin resistance (HOMA index\> 2.6) or diabetes mellitus.
Other: A complete cardiovascular and liver characterization will be carried out
NAFLD with advanced fibrosis (i.e. grade 3 or 4 fibrosis) without previous portal hypertension-related complications
Other: A complete cardiovascular and liver characterization will be carried out
Decompensated NAFLD cirrhosis (i.e. development of ascites, variceal hemorrhage, and/or hepatic encephalopathy) up to Child B (9 points)
Other: A complete cardiovascular and liver characterization will be carried out
A complete cardiovascular and liver characterization will be carried out, including some supplementary tests with minimal risks (e.g. hemodynamic study). If any disease is detected, patients will be referred to the corresponding specialized care following the usual clinical practice.
Number of patients with NAFLD without advanced fibrosis and severe steatosis with portal hypertension
Time frame: 1 months
Number of patients with NAFLD and advanced fibrosis with portal hypertension
Time frame: 1 months
number of the mechanisms responsible for the appearance of portal hypertension by specifically assessing the following
An increase in sinusoidal vascular resistance and the relative importance of its structural (sinusoidal compression) and functional (endothelial dysfunction and activation of starry cells) components, Splanchnic vasodilatation leading to portal hyperflow and hyperdynamic circulation, proinflammatory state and Activation of angiogenesis.
Time frame: 1 months
Threshold of portal hypertension leading to portal hypertension-related complications in patients with NAFLD
Time frame: 1months
Impact of portal hypertension and hepatic fibrosis on early cardiovascular risk and the degree of liver and kidney function.
Time frame: 1 months
Non-invasive biomarkers of the presence and severity of portal hypertension through metabolomics, extracellular vesicles and / or other analytical markers
liquid biopsy
Time frame: 1 months
No study locations are listed for this record.
This study is status unknown, as verified in Dec 2019. You cannot join it, but the record below documents what was studied.
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Instituto de Investigación Marqués de Valdecilla