Fatal pancarditis in a patient with co-existent Lyme disease and babesiosis: Demonstration of spirochetes in the heart.
Marcus LC, Steere AC, Duray PH.
Annals of Internal Medicine, 103:374-6. 1985.
The finding of spirochetes in the myocardium and the elevated antibody titers to Borrelia burgdorferi suggest that the patient died from cardiac involvement of Lyme disease.