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Commercially available astriction cotton as a anisotropic DTI phantom: Comparisons with a hand-bundled fibers and a glass capillary plate

Koji Sakai¹, Yasuhiko Tachibana², Toshiaki Nakagawa³, Hiroyasu Ikeno³, Takayuki Obata², and Kei Yamada¹
¹Kyoto Prefectural University of Medicine, Kyoto, Japan, ²National Institute of Radiological Sciences, Chiba, Japan, ³Kyoto Prefectural University of Medicine Hospital, Kyoto, Japan

Commercially available astriction cotton has the potential to observe diffusion tensor image measures with low coefficient of variation in scan-rescan DTI studies.

Figure 1.　Anisotropic diffusion phantoms: A) astriction cotton (AC); B) glass capillary plate (CP); C) Dyneema ® fiber (Dy).

Figure 2. Comparisons of diffusivity: ADC and eigen values.