precordial thump

Also found in: Dictionary, Thesaurus, Legal, Acronyms, Encyclopedia, Wikipedia.
Related to precordial thump: Precordial catch syndrome
The administration of a blow(s) to the anterior chest of a person who has undergone cardiac arrest

precordial thump

A forceful punch delivered to a patient’s sternum in an attempt to terminate a lethal cardiac rhythm, such as ventricular fibrillation or ventricular tachycardia.


This procedure is not routinely used. The critical time it consumes during resuscitation may be better used by starting chest compressions and assigning a second rescuer to obtain an automated external defibrillator.
Synonym: chest thump
See also: thump


pertaining to the precordium.

precordial electric shock
precordial thump
a sharp blow to the sternum to revive heart action is used in certain types of cardiac arrest in humans. It has not been of proven benefit in animals.