extrasystole

American  

[ek-struh-sis-tuh-lee] / ˌɛk strəˈsɪs tə li /

noun

Pathology.

1. a premature contraction of the heart, resulting in momentary interruption of the normal heartbeat.

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Other Word Forms

• extrasystolic adjective

Etymology

Origin of extrasystole

From New Latin, dating back to 1895–1900; extra-, systole

Example Sentences

Note that diastolic pause in which extrasystole occurs is practically equal to two normal diastolic pauses.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

Provided there is no evidence of gross myocardial lesion, the extrasystole itself is of no great significance.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

When irregular there is apt to be extrasystole of ventricle or occasional blocking of impulse going to ventricle.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

The ventricular extrasystole on the contrary is commonly seen and readily recognized.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

If there is auricular extrasystole it can not usually be recognized except by graphic methods.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall