Glucose uptake differs in organs and tissues across the human body.To date,however,there has been no single atlas providing detailed glucose uptake profiles across the entire human body.Therefore,we aimed to generate ...Glucose uptake differs in organs and tissues across the human body.To date,however,there has been no single atlas providing detailed glucose uptake profiles across the entire human body.Therefore,we aimed to generate a detailed profile of glucose uptake across the entire human body using the uEXPLORER positron emission tomography/computed tomography scanner,which offers the opportunity to collect glucose metabolic imaging quickly and simultaneously in all sites of the body.The standardized uptake value normalized by lean body mass(SUL)of 18F-fluorodeoxyglucose was used as a measure of glucose uptake.We developed a fingerprint of glucose uptake reflecting the mean SULs of major organs and parts across the entire human body in 15 healthy-weight and 18 overweight subjects.Using the segmentation of organs and body parts from the atlas,we uncovered the significant impacts of age,sex,and obesity on glucose uptake in organs and parts across the entire body.A difference was recognized between the right and left side of the body.Overall,we generated a total-body glucose uptake atlas that could be used as the reference for the diagnosis and evaluation of disordered states involving dysregulated glucose metabolism.展开更多
基金supported by the“Outstanding University Driven by Talents”Program and Academic Promotion Program of Shandong First Medical University(2020LJ002 and 2019QL009)the Taishan Scholars Program of Shandong Province(TS201712065).
文摘Glucose uptake differs in organs and tissues across the human body.To date,however,there has been no single atlas providing detailed glucose uptake profiles across the entire human body.Therefore,we aimed to generate a detailed profile of glucose uptake across the entire human body using the uEXPLORER positron emission tomography/computed tomography scanner,which offers the opportunity to collect glucose metabolic imaging quickly and simultaneously in all sites of the body.The standardized uptake value normalized by lean body mass(SUL)of 18F-fluorodeoxyglucose was used as a measure of glucose uptake.We developed a fingerprint of glucose uptake reflecting the mean SULs of major organs and parts across the entire human body in 15 healthy-weight and 18 overweight subjects.Using the segmentation of organs and body parts from the atlas,we uncovered the significant impacts of age,sex,and obesity on glucose uptake in organs and parts across the entire body.A difference was recognized between the right and left side of the body.Overall,we generated a total-body glucose uptake atlas that could be used as the reference for the diagnosis and evaluation of disordered states involving dysregulated glucose metabolism.