Adventitial Cystic Disease of the Femoral Vein: a Case Report with the CT

Fewer than 20 cases of adventitial cystic disease of the vein have been reported in the worldwide literature. This small number of reported cases may be due not only to the disease’s low incidence, but also to the difficulty in making the proper diagnosis. Many techniques have been used to investigate this disease, but venography has been the traditional diagnostic tool. In this report we present a case of adventitial cystic disease that was well demonstrated by CT venogra-phy. dventitial cystic disease of the vein is a rare condition. The arterial variety of adventitial cystic disease has often been described in the popliteal artery and this is characterized by a mucinous cyst located in the adventitia of the artery, with the contents of the cyst resembling the contents of a ganglion. In this report, we discuss the case of a 69-year-old man who presented with a swollen leg secondary to obstruction of the common femoral vein. We performed CT venography and ultrasound and this led to excision of a cyst and vein repair via a vessel graft. As a result, the patient made a full recovery. We also discuss the pathol