“…True aneurysm has been caused by arteriosclerotic, congenital, and metabolic disorders [8,9], and can be associated with diseases such as Kawasaki's syndrome, Buerger's disease, Kaposi's sarcoma, and cystic adventitial disease [11][12][13][14][15][16]. Th e diff erential diagnosis includes ganglion or synovial cyst, abscess, neural tumors, muscular fi broma, and Reynaud's disease [1].…”