作者单位:Soonchunhyang Univ, Seoul Hosp, Dept Pathol, Seoul, South Korea[1]Soonchunhyang Univ, Seoul Hosp, Dept Radiol, Seoul, South Korea[2]Soonchunhyang Univ, Seoul Hosp, Dept Cardiothorac Surg, Seoul, South Korea[3]Soonchunhyang Univ, Seoul Hosp, Dept Resp & Allergy Med, Seoul, South Korea[4]