J-difference GABA-edited MRS reveals altered cerebello-thalamo-cortical metabolism in patients with hepatic encephalopathy

HJ Zöllner, TA Thiel, ND Füllenbach, MS Jördens… - Metabolic Brain …, 2023 - Springer
Hepatic encephalopathy (HE) is a common neurological manifestation of liver cirrhosis and
is characterized by an increase of ammonia in the brain accompanied by a disrupted …

Low visual cortex GABA levels in hepatic encephalopathy: links to blood ammonia, critical flicker frequency, and brain osmolytes

G Oeltzschner, M Butz, TJ Baumgarten… - Metabolic Brain …, 2015 - Springer
The pathogenesis of hepatic encephalopathy (HE) is not fully understood yet.
Hyperammonemia due to liver failure and subsequent disturbance of cerebral osmolytic …

Disturbance of thalamic metabolism and its association with regional neural dysfunction and cognitive impairment in minimal hepatic encephalopathy

LH Chen, JY Shi, TX Zou, L Zhang, Y Gou, Y Lin… - European Journal of …, 2020 - Elsevier
Purpose To conduct the first investigation on thalamic metabolic alterations in minimal
hepatic encephalopathy (MHE) and elucidate their association with intrinsic neural activity …

Chemical shift magnetic resonance spectroscopy of cingulate grey matter in patients with minimal hepatic encephalopathy

S Mechtcheriakov, M Schocke, A Kugener… - Neuroradiology, 2005 - Springer
Minimal hepatic encephalopathy (MHE) is frequently diagnosed in patients with liver
cirrhosis who do not show overt clinical cirrhosis-associated neurological deficits. This …

Correlations between MRS alterations and cerebral ammonia and glucose metabolism in cirrhotic patients with and without hepatic encephalopathy

K Weissenborn, B Ahl, D Fischer-Wasels… - Gut, 2007 - gut.bmj.com
Background: Hepatic encephalopathy (HE) is considered to be mainly due to increased
ammonia metabolism of the brain. If this hypothesis is true, cerebral glucose utilisation …

Correlations between magnetic resonance spectroscopy alterations and cerebral ammonia and glucose metabolism in cirrhotic patients with and without hepatic …

K Weissenborn, B Ahl, D Fischer-Wasels… - Gut, 2007 - gut.bmj.com
Background: Hepatic encephalopathy is considered to be mainly caused by increased
ammonia metabolism of the brain. If this hypothesis is true, cerebral glucose utilisation …

Diffusion of brain metabolites highlights altered brain microstructure in type C hepatic encephalopathy: a 9.4 T preliminary study

J Mosso, G Briand, K Pierzchala, D Simicic… - Frontiers in …, 2024 - frontiersin.org
Introduction Type C hepatic encephalopathy (HE) is a decompensating event of chronic liver
disease leading to severe motor and cognitive impairment. The progression of type C HE is …

Brain metabolism in minimal hepatic encephalopathy assessed by 3.0‐Tesla magnetic resonance spectroscopy

Y Kooka, K Sawara, R Endo, A Kato… - Hepatology …, 2016 - Wiley Online Library
Aim To examine whether the brain exhibits metabolic disorder prior to overt hepatic
encephalopathy in patients with liver cirrhosis (LC), the intracerebral glutamine and myo …

Viability assessment of magnetic resonance spectroscopy for the detection of minimal hepatic encephalopathy severity

L Meng, Y Chen, Y Li, J Zhu, J Ye - European Journal of Radiology, 2015 - Elsevier
Objective To evaluate regional cerebral metabolic changes in minimal hepatic
encephalopathy (MHE) patients using magnetic resonance spectroscopy (MRS) in 3T …

The role of functional magnetic resonance imaging of the brain in the evaluation of hepatic encephalopathy in cirrhotic patients

M Abdelhamid, E Abdelsameea, E Korayem… - Clinical and …, 2022 - termedia.pl
Results The brain metabolite Glx increased with a significant correlation to HE grade (p=
0.001). Other brain metabolites, such as Cho and mI, decreased significantly (p= 0.001) …