ESPN New York's Adam Rubin reports the small hole is located on the exterior of Feliciano's heart and, according to Feliciano, the condition is not life-threatening. Feliciano also tells Rubin surgery was not discussed. Marc Carig of Newsday adds that Feliciano's condition was discovered after he suffered an irregular heartbeat. Carig adds that Feliciano will wear a heart monitor for the time being.
The 36-year-old lefty is attempting to return to the majors for the first time since 2010. He owns a 3.31 ERA and 1.37 WHIP across parts of eight major-league seasons.
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