Association of insulin resistance and non-alcoholic fatty liver disease

BACKGROUND: The number of patients with chronic metabolic disorders such as obesity, type 2 diabetes mellitus (T2D) and non-alcoholic fatty liver disease (NAFLD) is growing at an alarming rate worldwide in both developed and developing countries. In the world, the prevalence of NAFLD is approaching...

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Autores principales: Ekaterina E. Mishina, Alexander Y. Mayorov, Pavel O. Bogomolov, Ekaterina O. Liusina, Alexey O. Bueverov
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Publicado: Endocrinology Research Centre 2021
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spelling oai:doaj.org-article:9262e35facd54cbf93dc2426c8c047902021-11-14T09:00:23ZAssociation of insulin resistance and non-alcoholic fatty liver disease2072-03512072-037810.14341/DM12234https://doaj.org/article/9262e35facd54cbf93dc2426c8c047902021-01-01T00:00:00Zhttps://www.dia-endojournals.ru/jour/article/view/12234https://doaj.org/toc/2072-0351https://doaj.org/toc/2072-0378BACKGROUND: The number of patients with chronic metabolic disorders such as obesity, type 2 diabetes mellitus (T2D) and non-alcoholic fatty liver disease (NAFLD) is growing at an alarming rate worldwide in both developed and developing countries. In the world, the prevalence of NAFLD is approaching 25%. Among patients with T2D, 70–80% are diagnosed with NAFLD. Insulin resistance (IR) is recognized as one of the main pathogenetic factors in the development of the most common chronic liver disease — NAFLD.AIM: Our search work was aimed at determining the contribution of the degree of IR to the progression of NAFLD; compare the gold standard for the determination of IR (clamp) and the mathematical model (HOMA-IR).METHODS: An observational one-stage open comparative study was conducted on the basis of the case-control principle. The objects of the study were overweight and obese patients who had not previously been diagnosed carbohydrate metabolism disorders, without secondary causes of fat accumulation in the liver. During the examination, clinical and laboratory studies were carried out, IR indices (M-index, HOMA-IR index) were obtained, a diagnosis of carbohydrate metabolism disturbance (or its absence) was made, a liver biopsy was made, morphological and clinical diagnoses were made.RESULTS: The analysis included information about 60 patients, they are divided into 3 groups: without NAFLD (7 people), with steatosis (18 people), with non-alcoholic steatohepatitis (NASH) (35 people), groups are comparable by age, gender, and body mass index (BMI), glycated hemoglobin. When assessing the degree of IR using the hyperinsulinemic euglycemic clamp test, 19 showed a severe degree of IR, 28 had a moderate degree, 8 had a mild degree, and 5 had no IR. In the three studied groups, the median IR corresponded to an average degree and did not significantly differ. When comparing the gold standard for determining IR and the mathematical model (HOMA-IR) in the studied groups, an negative significant correlation was revealed (p = 0,0001).CONCLUSIONS: In the course of our study, no correlation was found between the degree of IR and the severity of NAFLD. This result allows us to think about other pathogenetic factors that affect the progression of NAFLD.Ekaterina E. MishinaAlexander Y. MayorovPavel O. BogomolovEkaterina O. LiusinaAlexey O. BueverovEndocrinology Research Centrearticleinsulin resistancenonalcoholic fatty liver diseasediabetes mellitusnonalcoholic steatohepatitisobesity.Nutritional diseases. Deficiency diseasesRC620-627ENRUСахарный диабет, Vol 23, Iss 5, Pp 412-423 (2021)
institution DOAJ
collection DOAJ
language EN
RU
topic insulin resistance
nonalcoholic fatty liver disease
diabetes mellitus
nonalcoholic steatohepatitis
obesity.
Nutritional diseases. Deficiency diseases
RC620-627
spellingShingle insulin resistance
nonalcoholic fatty liver disease
diabetes mellitus
nonalcoholic steatohepatitis
obesity.
Nutritional diseases. Deficiency diseases
RC620-627
Ekaterina E. Mishina
Alexander Y. Mayorov
Pavel O. Bogomolov
Ekaterina O. Liusina
Alexey O. Bueverov
Association of insulin resistance and non-alcoholic fatty liver disease
description BACKGROUND: The number of patients with chronic metabolic disorders such as obesity, type 2 diabetes mellitus (T2D) and non-alcoholic fatty liver disease (NAFLD) is growing at an alarming rate worldwide in both developed and developing countries. In the world, the prevalence of NAFLD is approaching 25%. Among patients with T2D, 70–80% are diagnosed with NAFLD. Insulin resistance (IR) is recognized as one of the main pathogenetic factors in the development of the most common chronic liver disease — NAFLD.AIM: Our search work was aimed at determining the contribution of the degree of IR to the progression of NAFLD; compare the gold standard for the determination of IR (clamp) and the mathematical model (HOMA-IR).METHODS: An observational one-stage open comparative study was conducted on the basis of the case-control principle. The objects of the study were overweight and obese patients who had not previously been diagnosed carbohydrate metabolism disorders, without secondary causes of fat accumulation in the liver. During the examination, clinical and laboratory studies were carried out, IR indices (M-index, HOMA-IR index) were obtained, a diagnosis of carbohydrate metabolism disturbance (or its absence) was made, a liver biopsy was made, morphological and clinical diagnoses were made.RESULTS: The analysis included information about 60 patients, they are divided into 3 groups: without NAFLD (7 people), with steatosis (18 people), with non-alcoholic steatohepatitis (NASH) (35 people), groups are comparable by age, gender, and body mass index (BMI), glycated hemoglobin. When assessing the degree of IR using the hyperinsulinemic euglycemic clamp test, 19 showed a severe degree of IR, 28 had a moderate degree, 8 had a mild degree, and 5 had no IR. In the three studied groups, the median IR corresponded to an average degree and did not significantly differ. When comparing the gold standard for determining IR and the mathematical model (HOMA-IR) in the studied groups, an negative significant correlation was revealed (p = 0,0001).CONCLUSIONS: In the course of our study, no correlation was found between the degree of IR and the severity of NAFLD. This result allows us to think about other pathogenetic factors that affect the progression of NAFLD.
format article
author Ekaterina E. Mishina
Alexander Y. Mayorov
Pavel O. Bogomolov
Ekaterina O. Liusina
Alexey O. Bueverov
author_facet Ekaterina E. Mishina
Alexander Y. Mayorov
Pavel O. Bogomolov
Ekaterina O. Liusina
Alexey O. Bueverov
author_sort Ekaterina E. Mishina
title Association of insulin resistance and non-alcoholic fatty liver disease
title_short Association of insulin resistance and non-alcoholic fatty liver disease
title_full Association of insulin resistance and non-alcoholic fatty liver disease
title_fullStr Association of insulin resistance and non-alcoholic fatty liver disease
title_full_unstemmed Association of insulin resistance and non-alcoholic fatty liver disease
title_sort association of insulin resistance and non-alcoholic fatty liver disease
publisher Endocrinology Research Centre
publishDate 2021
url https://doaj.org/article/9262e35facd54cbf93dc2426c8c04790
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