Sir Thomas Lewis (1881 - 1945) was a Welsh cardiologist. Eponymously remembered for the Lewis lead (S5-lead) (1913)
ECG lead positioning. V4R, right sided ECG, Lewis lead, 3-lead, 5-lead, 12-lead ECG and electrode placement on chest and limbs
The Lewis lead configuration can help to detect atrial activity and its relationship to ventricular activity. Named after Welsh cardiologist Sir Thomas Lewis (1881-1945) who first described in 1913.
75-year old patient with narrow complex tachycardia at 150 bpm. Rhythm strip during administration of IV adenosine. What is happening here?