auscultatory gap

(redirected from silent gap)

gap

 [gap]
an opening or hiatus.
anion gap the concentration of plasma anions not routinely measured by laboratory screening, accounting for the difference between the routinely measured anions and cations and equal to the plasma sodium − (chloride + bicarbonate); used in the evaluation of acid-base disorders.
auscultatory gap a period in which Korotkoff sounds disappear during auscultation of a patient' s blood pressure.

aus·cul·ta·to·ry gap

the period during which Korotkoff sounds indicating true systolic pressure fade away and reappear at a lower pressure point; responsible for errors made in recording falsely low systolic blood pressure, especially in hypertensive patients, of up to 25 mm Hg, and avoided by pumping the cuff 30 mm Hg beyond palpable systolic pressure.
Synonym(s): silent gap

auscultatory gap

time in which sound is not heard in the auscultatory method of measuring blood pressure with a sphygmomanometer, occurring particularly in hypertension and in aortic stenosis.

aus·cul·ta·to·ry gap

(aws-kŭl'tă-tōr-ē gap)
The period during which Korotkoff sounds indicating true systolic pressure fade away and reappear at a lower pressure point; responsible for errors made in recording falsely low systolic blood pressure, especially in hypertensive patients, of up to 25 mmHg, and avoided by pumping the cuff 30 mmHg above palpable systolic pressure.

auscultatory gap (ôskul´tətōrē),

n a pause that occurs during the auscultatory method of measuring blood pressure. Noted as the silent period that is present when the sound of systolic pressure diminishes and returns at a lower pressure point. Many errors in recording low blood pressure are attributed to the auscultatory gap.
References in classic literature ?
But when we come, fresh, upon such things in the morning, with that dark and silent gap between us and yesterday; with every link in the brittle chain of hope, to rivet afresh; our hot enthusiasm subdued, and cool calm reason substituted in its stead; doubt and misgiving revive.
On the other hand many will stoutly continue to maintain that a silent gap of nearly 300 years in the history of Christianity in Malta and Gozo is hard to explain except as evidence of its annihilation.
Her last chick has flown away to university, leaving a silent gap in the house that's far emptier and larger than she ever imagined.
No pause, no silent gaps, no welcome respite from the cacophony.