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Table 1 Abbreviations of compartments after tissue mapping and segmentation with mobile whole body MRI data sets (T2*)

From: Characteristics, changes and influence of body composition during a 4486 km transcontinental ultramarathon: results from the Transeurope Footrace mobile whole body MRI-project

Abbreviation

Description, Definition

 

Tissue mapping in specific compartments

ABM

Adipose bone marrow

TV

Total volume of the body (from ankle to wrist), without INF

TVV

Total visceral volume: includes intrathoracic and intraabdominal volume.

TSV

Total somatic volume (TV without TVV).

TLT

Total lean tissue

VLT

Visceral lean tissue: includes lean tissue of intrathoracic and intraabdominal organs.

SLT

Somatic lean tissue: mostly muscles

TAT

Total adipose tissue (without INF)

SAT

Somatic adipose tissue (TAT without VAT)

TAST

Total adipose soft tissue (TAT without ABM)

SAST

Somatic adipose soft tissue (TAT without ABM and VAT)

SCAT

Subcutaneous adipose tissue (SAST without IMAT)

IMAT

Intermuscular adipose tissue (SAST without SCAT)

VAT

Visceral adipose tissue (IAAT + MAT without INF)

IAAT

Intraabdominal adipose tissue: retroperitoneal and intraperitoneal (mesenteric, omental) fat depots (without INF)

MAT

Intrathoracic, mainly mediastinal adipose tissue

INF

(Undigested) intraluminal nutrition fat in the gastrointestinal tract

 

  Tissue mapping of body segments

TV-LE

Total volume of lower extremities (apex trochanter major to ankle joint)

TV-TR

Total volume of trunk (acromion to apex of trochanter major)

TV-UE

Total volume of upper extremities (wrist to acromion level)

LT-LE

Lean tissue volume of lower extremities (apex trochanter major to ankle joint)

LT-TR

Lean soft tissue volume of trunk (acromion to apex of trochanter major)

LT-UE

Lean soft tissue volume of upper extremities (wrist to acromion level)

SAST-LE

Adipose soft tissue volume of lower extremities (apex trochanter major to ankle joint)

SAST-TR

Adipose soft tissue volume of trunk (acromion to apex of trochanter major)

SAST-UE

Adipose soft tissue volume of upper extremities (wrist to acromion level)