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Abstract #1596

Solid material resembling human tissues:a white and gray matter brain phantom.

Manuel Alejandro Chapa1,2,3, Hernán Valenzuela4, Cristán Montalba2,3,5, Sergio Uribe2,3,5, Macelo Andia2,3,5, Flavia Zacconi4, and Cristán Tejos1,2,3

1Department of Electrical Engineering, Pontificia Universidad Católica de Chile, Santiago, Chile, 2Biomedical Imaging Center, Pontificia Universidad Católica de Chile, Santiago, Chile, 3Millennium Nucleus for Cardiovascular Magnetic Resonance, Santiago, Chile, 4Faculty of Chemistry, Deparment of Organic Chemistry, Pontificia Universidad Católica de Chile, Santiago, Chile, 5Department of Radiology, Pontificia Universidad Católica de Chile, Santiago, Chile

In this work we present a solid brain phantom that resemble the anatomy and T2 relaxation times of the brain. The developed material is a 3-component mix. Adjusting the relative concentration of the compounds allow to modulate T2 relaxation time, following a linear relationship within a range of 145 to 263ms. The resulting solid phantom can reproduce correctly the geometry of white and gray matter. The range of achievable T2 relaxation times makes possible the construction of phantoms that could mimic a wide range of biological tissues.

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