Define succumbing. succumbing synonyms, succumbing pronunciation, succumbing translation, English dictionary definition of succumbing. intr.v. sucÂ·cumbed , sucÂ·cumbÂ·ing , sucÂ·cumbs 1. To submit to an overpowering force or yield to an overwhelming desire; give up or give in.
Ventricular pre-excitation (Wolff-Parkinson-White pattern) Louis Wolff, Sir John Parkinson and Paul Dudley White, who discovered the phenomenon that later would be called the WPW syndrome. The upstroke of the QRS-complex is 'slurred', resulting in a delta-wave (arrow).
The majority of patients with ECG findings of pre-excitation do not develop tachyarrhythmias. WPW syndrome is classified into two types according to the ECG findings: 1  Type A: the delta wave and QRS complex are predominantly upright in the precordial leads.