A 19-year-old woman was diagnosed to have a coronary artery fistula communicating with right ventricle was made by noninvasive technique using MRI, which provided high-quality images of the course of the dilated coronary artery and its termination in the right ventricle. The advantage of this noninvasive multiplanar imaging technique for visulization of coronary artery fistula and dilated coronary arteries are described.