During atrial overdrive pacing at a cycle length of 420 ms, the following EKG was recorded (Fig. 1). What is the mechanism for the progressive widening of QRS complexes and for the normal narrow ...

ECG changes associated with biventricular ... rate-smoothing up or down, or use of a DDI pacing mode. Atrial undersensing and ventricular oversensing may similarly minimize ventricular pacing ...

Most top tier smartwatches now offer ECG – a way of tracking the rhythm of your heart using medical grade sensors. Heart rate monitors are part and parcel of smartwatches and fitness trackers ...

Another simple rule of thumb is that if an ECG is fast and irregular, it’s most likely to be AF. However, beware the potential pitfalls: Implantable cardiac devices (such as permanent pacemakers and ...

M ass screening for atrial fibrillation using ECG together with heart failure biomarker does not prevent ischaemic stroke or ...

The ECG reading checks if the heart’s upper and lower chambers are in rhythm. If it detects they’re out of rhythm, this could be a sign of the heart condition atrial fibrillation. In a 30 ...

A 46-year-old woman attended our emergency department reporting a 3-month history of dyspnoea and, in the last 2 weeks, lower limb oedema. The patient had a history of rheumatoid arthritis, which had ...

the first and only U.S. commercially approved algorithm designed to suppress atrial fibrillation (AF). The AF Suppression algorithm in the Identity pacemaker family is combined with the most ...

HE LATER TOLD REPORTERS HE WAS HAVING AN ATRIAL FLUTTER FLARE UP. HE RECEIVED AN IV TREATMENT AND AN EKG FROM PARAMEDICS, WHO CLEARED HIM TO GO BACK INTO THE GAME. WE’RE JOINED NOW BY DOCTOR ALI ...