代謝機能障害に関連した脂肪肝疾患と2型糖尿病における心血管自律神経症との関連性
Rong Peng1, Yaoyun Ao1, Enni Cen2
1Department of Endocrinology, Guangdong Provincial People's Hospital(Guangdong Academy of Medical Sciences), Southern Medical University, Guangzhou, Guangdong, China.
Frontiers in endocrinology
|February 13, 2026
まとめ
メタボリック機能障害に関連する脂肪肝疾患 (MAFLD) は,2型糖尿病患者における糖尿病性心血管自律神経症 (DCAN) の高リスクに関連しています. このリスクは,MAFLD患者のFIB-4スコアが高くなるにつれて増加します.
科学分野:
- エンドクリノロジー エンドクリノロジー
- 肝臓病理学 肝臓病理学
- 心臓病学 心臓病学
背景:
- 糖尿病性心血管自律神経症 (DCAN) は,2型糖尿病 (T2DM) の深刻な合併症である.
- 代謝機能障害に関連する脂肪肝疾患 (MAFLD) は,T2DMにおける有意な併発症としてますます認識されています.
- T2DM患者におけるMAFLDとDCANの相互作用については,さらなる解明が必要である.
研究 の 目的:
- T2DM患者におけるMAFLDとDCANの罹患率の関連性を調査する.
- MAFLDがT2DMにおけるDCANを独立して予測するかどうかを判断する.
- FIB-4指数で示される肝繊維症がMAFLDとDCANの関係に与える影響を調査する.
主な方法:
- T2DMと診断された患者を対象とした横断的な研究.
- DCANの診断は,標準化された心血管自律反射検査 (CARTs) に基づいていました.
- MAFLDの診断には,脂肪肝とT2DMが含まれ,他の肝疾患を除く;FIB-4指数は,線維症リスクを評価するために使用されました.
主要な成果:
- DCANの総罹患率は30.52%でした.
- MAFLDを患っている患者は,DCANを患っていない患者と比較して (36.49%対21.78%,P=0.013) DCANの有意に高い流行を示しました.
- MAFLDは,多変量調整 (調整されたOR=2.76,P=0.002) 後にDCANの独立した予測因子であり続け,高いFIB-4指数 (調整されたOR=2.81,P=0.018) と関連したリスクがさらに増加しました.
結論:
- MAFLDは,T2DM患者におけるDCANの有病率の増加と独立して関連しています.
- MAFLD患者の高いFIB-4指数の存在は,DCANのリスクをさらに高めます.
- MAFLDのスクリーニングと肝繊維症の評価は,DCANのリスクが高いT2DM患者を特定するのに役立ちます.
さらに関連する動画
関連する概念動画
Diabetes Mellitus: Type 2 and Gestational
5.1K
Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
5.1K
Overview of Fatty Acid Metabolism
37.2K
Lipids also are sources of energy that power cellular processes. Like carbohydrates, lipids are composed of carbon, hydrogen, and oxygen, but these atoms are arranged differently. Most lipids are nonpolar and hydrophobic. Major types include fats and oils, waxes, phospholipids, and steroids.
Fatty acids are catabolized in a process called beta-oxidation, which takes place in the matrix of the mitochondria and converts their fatty acid chains into two-carbon units of acetyl groups. The acetyl...
Fatty acids are catabolized in a process called beta-oxidation, which takes place in the matrix of the mitochondria and converts their fatty acid chains into two-carbon units of acetyl groups. The acetyl...
37.2K
Psychoneuroimmunology: Cardiovascular Disease
584
Psychoneuroimmunology (PNI) is a multidisciplinary field that examines how psychological factors, particularly stress, interact with the immune system and impact physical health. Research in PNI has shown that chronic or traumatic stress can disrupt both the hypothalamic-pituitary-adrenal axis and the sympathetic nervous system. These disruptions contribute to serious health conditions, including cardiovascular diseases.
A key area of focus in PNI is the relationship between stress and coronary...
A key area of focus in PNI is the relationship between stress and coronary...
584
Diseases of the Liver and Gallbladder
2.0K
Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
2.0K
Diabetes Mellitus: Overview and Type I Subtype
5.5K
Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
5.5K
What is Metabolism?
132.6K
Overview
132.6K


