Although the exact cause of death was never settled with certainty, physicians discounted such theories and eventually determined the cause as "a cardiac complication of acute articular rheumatism".
Aínda que a causa exacta da morte nunca foi coñecida con certeza, os médicos descartaron esas teorías e, finalmente, determinaron que falecera debido a «unha complicación cardíaca dun reumatismo articular agudo».