Skip to Main Content

Video 23-4: Normal Venous Study (Color Doppler).

From: Critical Care Ultrasonography, Second Edition

Time frames:

0:00–0:07 seconds: Normal venous flow with respiratory variations (phasicity).

0:08–0:11 seconds: Valsalva maneuver resulting in the cessation of venous flow.

0:12–0:20 seconds: Augmentation of venous flow resulting from compression of the calf and the thigh (respectively).

0:20 seconds: End of the video aliasing due to too low filter gate setting (for the venous examination).

53 secs
Author(s) James E. Foster, II, Kevin Wiseman
This content feature is supported on the following browsers:
Firefox, Chrome, Internet Explorer 11, Safari 7 and newer