From: Interventional bronchoscopy in malignant central airway obstruction by extra-pulmonary malignancy
Variables | N = 98 |
---|---|
Site of lesion | |
 Single lesion | 93 (94.9) |
  Trachea | 62 (63.3) |
  Left main bronchus | 21 (21.4) |
  Right main bronchus | 6 (6.1) |
  Right bronchus intermedius | 1 (1.0) |
  Lobar bronchus | 3 (3.1) |
 Extended lesion | 5 (5.1) |
  Trachea and each or both bronchi | 3 (3.1) |
  Both main bronchi | 2 (2.0) |
Type of obstruction | |
 Endobronchial lesion | 29 (29.6) |
 Extrinsic compression | 15 (15.3) |
 Mixed lesion | 54 (55.1) |
Severity of stenosis (Myer and Cotton Grade)a | |
 II | 25 (25.5) |
 III | 55 (56.1) |
 IV | 18 (18.4) |
Length of MCAOb, mm | 30 (22–38) |
Fistula between trachea and esophagus | 8 (8.2) |