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Updated: Aug 7, 2026

Assessment and Evaluation of the High Risk Neonate: The NICU Network Neurobehavioral Scale
Published on: August 25, 2014
[NASH in children]
Shinobu Ida1, Norikazu Yoshimura
1Department of Pediatric Gastroenterology, Nutrition and Endocrinology, Osaka Medical Center and Research Institute for Maternal and Child Health.
Insights
Obese children can develop fatty liver disease, a condition that may progress to nonalcoholic steatohepatitis (NASH). Visceral fat, not just BMI, is linked to fatty liver and may reveal NASH mechanisms.
Area of Science:
- Pediatric Gastroenterology and Hepatology
- Metabolic Disorders
- Obesity Research
Context:
- Hepatic steatosis (fatty liver) is prevalent in obese children, mirroring adult conditions.
- Fatty liver can progress to necro-inflammation, fibrosis, steatohepatitis, and cirrhosis.
- Nonalcoholic steatohepatitis (NASH) is recognized in children, potentially linked to insulin resistance.
Purpose:
- To explore the pediatric nonalcoholic steatohepatitis (NASH) etiology beyond obesity.
- To investigate the role of adipose tissue distribution, particularly visceral adiposity, in pediatric fatty liver.
- To understand the relationship between serum ALT, visceral adiposity, and BMI in children.
Summary:
- Visceral fat adiposity increases fatty liver risk due to direct free fatty acid transport to the liver.
- A stronger correlation was observed between serum ALT levels and visceral adiposity compared to BMI.
- Other metabolic diseases like Wilson's disease, NICCD, OTC deficiency, and carnitine deficiency are associated with steatohepatitis and cirrhosis, offering insights into NASH progression.
Impact:
- Highlights the significance of visceral adiposity in pediatric fatty liver disease.
- Suggests potential mechanisms for NASH development in children.
- Underscores the need for further research into the multifactorial causes of pediatric NASH.
Abstract:
It has long been recognized that hepatic steatosis (fatty liver) occurs in obese children as in adults. Steatosis of any etiology can be associated with the development of necro-inflammation and fibrosis, so called steatohepatitis, and even cirrhosis. Nonalcoholic steatohepatitis (NASH) has been proposed as a component of insulin resistant syndrome and exists in pediatric population. The other etiology of NASH in children has not been clearly understood. In addition to obesity, adipose tissue distribution also appears to influence metabolic complications. Subjects with visceral fat adiposity appear to be at risk for fatty liver because of their ability to transport free fatty acids directly into the portal vein for conversion to triglycerides within the liver. A stronger relationship of serum ALT to visceral adiposity than BMI was demonstrated. Many metabolic diseases such as Wilson's disease, NICCD, OTC deficiency, carnitine deficiency have steatohepatitis and cirrhosis. It may play the important role to reveal the mechanism of progress to NASH.
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