Jeon, Jeong SukLee, Sang YeoupChoi, Eun JeongLim, Hyun Ju2026-09-162026-09-162018https://doi.org/10.31729/jnma.3218https://hdl.handle.net/20.500.14572/7721Abstract Malignancy is an independent risk factor of venous thromboembolism, although it is difficult to determine whether occult cancer is the cause of unprovoked VTE. About 25% of patients with VTE remain idiopathic. Here, the authors report the case of a 63-year-old woman with a history of unprovoked VTE some 10 months previously who presented with recurrent cough and dyspnea of 6 months’ duration and was finally diagnosed to have multiple myeloma. Keywords: Idiopathic venous thromboembolism, Multiple myeloma, Occult canceren-USIdiopathic venous thromboembolismMultiple myelomaOccult cancerArticle