Kotronen et al reported a score for predicting the percent fat in a liver with nonalcoholic fatty liver disease (NAFLD). The authors are from the University of Helsinki, Minerva Medical Research Institute, National Institute for Health and Welfare (Helsinki), University Hospital Malmo, and Lund University.
Parameters:
(1) metabolic syndrome
(2) type 2 diabetes mellitus
(3) fasting serum insulin in mU/L
(4) fasting serum AST in U/L
(5) AST to ALT ratio
Parameter
Finding
Points
metabolic syndrome
no
0
yes
0.282
type 2 diabetes mellitus
no
0
yes
0.078*2
insulin
0.525*LOG10(insulin)
AST
0.521*LOG10(AST)
AST to ALT ratio
-0.454*LOG10(ratio)
X =
= SUM(points for all 5 parameters) - 0.805
liver fat in percent =
= 10^X
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