[¦äp·tə·kəl ¦däp·lər tə′mäg·rə·fē] (optics) color Doppler optical coherence tomography
optical Doppler tomography
optical Doppler tomography (ODT),
A noninvasive imaging technique that combines optical coherence t.(q.v.) with the Doppler effect (q.v.) to enable measurement of blood flow or other tissue motion using light waves.