Case 2:
A 47 y-old man was referred to our clinic who suffering from recurrent
tachycardia and dyspnea, with known history of WPW.
He had history of dyspnea and palpitation at first presentation, so ECG
was performed, WPW was diagnosed. He went under EP study 7 years ago,
and Ap was ablated.
he had been using cigarette (1packs/year). He denied any prescription,
over-the-counter medications, supplements, or herbal remedies.
An electrocardiogram (EKG) was ordered and delta wave was seen again;
The polarity of the delta waves
was positive in lead I, all inferior and precordial leads with an R/S
> 1 in V1, and negative polarity in AVL lead which
suggested an anterolateral AP (Fig-8).