Labs and diagnostics

PQRST (ECG)

the P wave, QRS complex, and T wave of one heartbeat

The named parts of a normal ECG tracing: the P wave (atrial activity), the QRS complex (ventricular activity), the T wave (ventricular recovery). Not the pain mnemonic, which is OPQRST.

How it gets tested

Tested as which wave corresponds to which part of the heartbeat, and as a lookalike against OPQRST.

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What does PQRST (ECG) stand for?

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