Table 3 CT enhancement and lung ventilation.

From: Clinical outcomes of self-expandable metallic stents for malignant obstructive atelectasis

Viable

 

Maximal CT value after enhancement

  Full ventilation (n = 26)

137.5 ± 12.5 (97–227)

  None or partial ventilation (n = 9)

76.3 ± 8.5 (42–102)*

Plain-enhanced CT difference

  Full ventilation (n = 26)

97.8 ± 12.3 (50–179)

  None or partial ventilation (n = 9)

39.7 ± 6.8 (18–62)*

Causes of none ventilation

  Soft tissue in stent

4 (66.7%)

  Low enhancement

2 (33.3%)

  1. *vs. Full ventilation p < 0.01.