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 periodicals archive ?
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.
Luckily, the many silent gaps are filled with Nelson Riddle's also-Oscar- winning period soundtrack which features swinging hits of the time including When You And I Were 17, Every Morning, Every Evening and What'll I Do?