Public review preview. Candidate definitions have not yet been read by the two reviewers. Each entry shows its review status.
biological

Judged: two independent readers; copy check clear.

CD

CD CD refers to color flow Doppler ultrasound imaging, a method that uses pulsed ultrasound to show blood flow in blood vessels.

CD refers to color flow Doppler ultrasound imaging, a method that uses pulsed ultrasound to show blood flow in blood vessels. Different colors indicate the direction and speed of the flow.