Smartphone measurement of Skin Capillary Refill Time

Mari Tsunomura; Takumi Nagasawa; Ryo Takahashi; Raquel Pantojo de Souza; Keiko Ogawa; Norimichi Tsumura; George C. Cardoso

doi:10.1364/ISA.2021.ITu7A.5

OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP)
OSA Technical Digest (Optica Publishing Group, 2021),
paper ITu7A.5
•https://doi.org/10.1364/ISA.2021.ITu7A.5

Smartphone measurement of Skin Capillary Refill Time

Mari Tsunomura, Takumi Nagasawa, Ryo Takahashi, Raquel Pantojo de Souza, Keiko Ogawa, Norimichi Tsumura, and George C. Cardoso

Imaging Systems and Applications 2021

Washington, DC United States
19–23 July 2021
ISBN: 978-1-943580-89-7

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Biomedical Imaging II (ITu7A)

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M. Tsunomura, T. Nagasawa, R. Takahashi, R. P. de Souza, K. Ogawa, N. Tsumura, and G. C. Cardoso, "Smartphone measurement of Skin Capillary Refill Time," in OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP), H. Hua, B. Javidi, M. Martinez-Corral, O. Matoba, A. Stern, S. Thibault, T. Alieva, J. Ke, F. Willomitzer, F. Okten, P. Silveira, P. Banerjee, E. Stoykova, D. Chu, J. Park, F. Imai, C. Joo, M. Digman, D. Gardner, S. Gladysz, D. LeMaster, S. Basu, and O. Korotkova, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper ITu7A.5.

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Abstract

We propose a simple and robust method to measure skin capillary refill time (CRT), which quantitatively assesses the quality of peripheral perfusion of a person, using an iPhone.

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