Reporter indicated that the pt was admitted to the hosp for pulmonary problems following a vns replacement.
Follow-up with physicians indicated that the pt experienced bradycardia, hypotension, and respiratory failure which required cardiac life support and hospitalization.
X-rays reviewed by mfr did not reveal any anomalies.
The pt experienced four more instances of bradycardia, hypotension, and a decrease in breathing rate which initially required temporary disablement of the vns with a magnet and finally resulted in programming the device off.
It was reported that the pt was hospitalized for all four of these events.
The pt's events have resolved since the vns has been turned off.
The physicians indicated that "almost with 100% certainty that this is related to vns" and that the device will not be explanted.