The long-term results of 222 patients (pts) with transvenously implant
ed vena cava filters are critically reviewed. A total of 98 pts were g
iven a Mobin-Uddin filter, 102 pts a Gunther filter, and 16 pts a LGM
filter. Among the serious complications observed during long-term foll
ow-up were vena cava occlusions and increasing symptoms ranging from c
ongestion of the deep leg veins, perforations into ureters, fractures
and embolizations of the filters in up to 40 % of the patients, if Gun
ther filters were implanted.