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Table 2 The CT features of patients presented

From: Atrophic inferior vena cava is a marker of chronicity of intra-filter and inferior vena cava thrombosis: based on CT findings

Case No. Time to caval thrombosis after filter insertion (days) Time to filter protrusion first revealed on CT (Months) Time to chronic caval occlusion first revealed on CT (Months) Time to the last CT imaging (months) The Grade of filter protrusion revealed on the last CT imaging a
1 14 3 7 14 2
2 6 5 10 13 3
3 10 8 8 40 3
4 13 2 11 48 2
5 18 4 9 19 2
6 14 3 9 22 2
7 10 8 8 10 2
8 8 3 7 9 3
  1. CT computed tomography
  2. aThe grade of filter protrusion refers to a CT-based classification made by Oh et al. [7]