Syncopal attacks arising from erratic demand pacemaker function in the vicinity of a television transmitter
D'cunha GF, Nicoud T, Pemberton AH, Rosenbaum FF, Botticelli JT · 1973
Radio frequency interference from a TV transmitter caused life-threatening pacemaker malfunctions, resolved only with electromagnetic shielding.
Plain English Summary
Researchers documented a patient whose Medtronic 5842 pacemaker malfunctioned near a television transmitter, causing repeated fainting episodes due to radio frequency interference. The problem was resolved by switching to a titanium-shielded pacemaker model that blocked the electromagnetic interference.
Why This Matters
This 1973 case study provides compelling real-world evidence of how radio frequency fields can interfere with critical medical devices. While pacemaker technology has improved significantly since then, the fundamental physics remains the same: electromagnetic fields can disrupt sensitive electronic circuits. What makes this particularly relevant today is that we're surrounded by far more RF sources than in 1973. Television transmitters operate at much higher power levels than your smartphone, but the principle of electromagnetic interference applies across the spectrum. The reality is that if RF fields can cause a life-threatening device malfunction, we should take seriously the potential for subtler biological effects from our daily EMF exposure. This case also highlights how simple shielding solutions can be effective - a lesson that applies to personal EMF protection strategies today.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{syncopal_attacks_arising_from_erratic_demand_pacemaker_function_in_the_vicinity__g6718,
author = {D'cunha GF and Nicoud T and Pemberton AH and Rosenbaum FF and Botticelli JT},
title = {Syncopal attacks arising from erratic demand pacemaker function in the vicinity of a television transmitter},
year = {1973},
}