asystolia

a·sys·to·le

(ā-sis'tō-lē),

Absence of contractions of the heart. Compare: cardiac standstill.

Synonym(s): asystolia

[G. a- priv, + systolē, a contracting]

asystolia

Asystole.

asystole

, asystolia (ā″sis′tŏ-lē) (ā″sis-tō′lē-ă) [ ¹an- + systole]

Cardiac standstill; absence of electrical activity and contractions of the heart evidenced on the surface electrocardiogram as a flat (isoelectric) line during cardiac arrest. In most instances, asystole is an electrocardiographic confirmation that a patient has died.

asystolic (ā″sis-tol′ik), adjective

a·sys·to·le

, asystolia (ā-sistō-lē, -sis-tōlē-ă)

Absence of contractions of the heart.

[G. a- priv, + systolē, a contracting]