| echoencephalography | Use of reflected ultrasound in the diagnosis of intracranial pathologic processes. (12 Dec 1998) |
|---|---|
| pulsatile | Throbbing or beating. (05 Mar 2000) |
| pulsatile flow | Rhythmic, intermittent propagation of a fluid through a vessel or piping system, in contrast to constant, smooth propagation, which produces laminar flow. The quality of blood flow, whether smooth (laminar) or pulsatile, is important to the integrity of the tissues being artificially perfused by various heart assist devices or in regional perfusion. (12 Dec 1998) |
| pulsatile haematoma | 1. A cavity due to ruptured myocardial infarction that has been contained by an intact parietal pericardium and communicates with the left ventricle by a narrow neck, 2. A dilation of an artery with actual disruption of one or more layers of its walls, as at the site of puncture as a complication of precutaneous arterial catheterization, rather than with expansion of all layers of the wall. Synonym: communicating haematoma, pulsatile haematoma. (05 Mar 2000) |