by Janice Cook-Granroth¹, Dr. McLennan², and Dr. Dunitz³.

¹Department of Radiology, University of Iowa, Iowa City, IA 52242

²Department of Internal, Medicine University of Iowa, Iowa City, IA 52242

³Divison of Pulmonary, Minneaplois, MN, 55455

Please note: this information is derived from research protocols and is not FDA approved.

Table of Contents:

Patient History

Original CT Scan

Surface Rendered Movies

Bronchoscopic Movies

Measurements

Patient History for Bronchial Stenosis

Patient has a right main bronchus stenosis.

MPEG Movies of the Tracheal Stenosis

Original CT scan

The original trans axial section data set has 154 slices. The slices are spaced 1 mm apart. Scanned on Aug. 23, 2002.

Surface rendered Movies

This movie displays the segmented airway from the automatic segmentation program from the 1mm scan.

This movie displays the segmented airway from the automatic segmentation program from the 1mm scan and the stent in the left main bronchus.

Bronchoscopy

Trachea and right main bronchus.

Trachea and left main bronchus.

Measurements

Right Main Bronchus and Right Intermediate Bronchus Measurements

Date            : Wed Oct  2 17:15:15 2002
Oblique slices  : 15
Segmented image : airsegvida.s1-74right_int
Original image  : airsegvida.s1-74

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1     161.839  18.594   11.953  (222.96,294.79, 49.87)  18.888   9.297      10.158 
    2     164.926  18.594   12.617  (222.92,296.09, 55.81)  17.719  10.646      12.245 
    3     146.405  17.266   13.945  (221.76,298.22, 61.30)  16.280  10.373      13.544 
    4     141.113  15.273   14.609  (218.97,300.64, 66.04)  15.331  11.309      13.047 
    5     119.946  15.273   14.609  (214.93,303.18, 69.41)  15.331   9.321       9.321 
    6      81.140  12.617   11.953  (210.54,306.06, 71.98)  12.635   7.571       9.983 
    7      30.869   7.969    7.305  (205.58,308.19, 74.24)   7.571   2.100       4.200 
    8      11.465   2.656    5.312  (200.23,310.15, 75.55)   4.834   1.992       2.738 
    9      18.521   4.648    5.312  (194.94,312.27, 77.79)   6.122   3.320       3.320 
   10      44.980   7.305   10.625  (189.04,313.55, 78.82)   9.032   4.696       5.057 
   11      15.875   2.656    5.312  (190.59,314.76, 85.24)   5.476   2.738       2.738 
   12      16.757   3.984    4.648  (186.74,317.28, 90.14)   4.789   2.970       3.320 
   13      17.639   3.320    6.641  (183.63,315.96, 94.69)   6.540   2.738       2.970 
   14       8.820   2.656    3.984  (181.09,317.66, 99.45)   4.455   0.939       0.939 
   15      11.465   3.320    3.984  (176.18,317.34,102.26)   4.039   2.738       2.738 

Right Main Bronchus Measurements

Tube Geometry Analysis Summary
Date            : Tue Sep 10 21:53:49 2002
Oblique slices  : 7
Segmented image : airsegvida.s1-74rmb_int
Original image  : scan154-8bit
Note            : rmb 

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      77.171  15.938    8.633  (226.59,291.04, 48.67)  16.655   4.200       4.455 
    2     178.156  17.266   13.281  (224.26,295.61, 53.18)  17.469  11.348      12.773 
    3     148.169  15.938   12.617  (222.59,297.39, 58.31)  15.630  10.309      12.245 
    4     147.287  15.938   13.945  (221.15,299.10, 63.52)  14.849  10.708      14.087 
    5     138.908  15.938   14.609  (217.73,301.58, 67.42)  14.982  10.500      11.597 
    6     114.655  13.281   15.273  (214.24,304.46, 70.97)  14.624   8.106       9.961 
    7      65.265   8.633   15.273  (209.55,307.22, 74.69)   0.000   0.000       0.000 

Right Intermediate Bronchus

Tube Geometry Analysis Summary
Date            : Tue Sep 10 22:13:06 2002
Oblique slices  : 7
Segmented image : airsegvida.s1-74rii_int
Original image  : scan154-8bit

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      48.949   5.977    9.961  (189.51,312.94, 76.36)  10.049   5.635       6.013 
    2      22.490   4.648    5.312  (190.52,313.14, 81.69)   5.712   3.320       4.789 
    3      12.347   3.320    4.648  (189.02,315.68, 85.76)   4.696   2.100       2.100 
    4      16.316   3.984    4.648  (186.60,317.22, 89.90)   5.186   2.738       3.757 
    5      18.080   3.320    5.312  (184.06,315.87, 93.93)   5.940   3.386       3.576 
    6      10.143   2.656    4.648  (182.29,317.32, 98.33)   5.057   1.485       1.485 
    7      16.757   3.320    5.977  (178.53,317.59,101.52)   6.300   2.817       3.386