by Janice Cook-Granroth1 and Dr. McLennan2, .

1Department of Radiology, University of Iowa, Iowa City, IA 52242
2Department of Internal, Medicine University of Iowa, Iowa City, IA 52242

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

This is a pediatric female patient.



MPEG Movies of the Tracheal Stenosis

Original CT scan

The original trans axial section data set has 52 slices. The slices are spaced 5 mm apart.

Surface rendered Movies

This movie displays the segmented airway.

This movie displays the segmented airway in yellow and the air pockets in blue.

Bronchoscopy

Trachea and right main bronchus.
Trachea and left main bronchus.

Measurements

Tracheal Measurements

 
Tube Geometry Analysis Summary
Date            : Wed Jun 25 15:35:18 2003
Oblique slices  : 31
Segmented image : airseg2.s1-20_int
Original image  : 20030102_41479246.215292
Note		: trachea

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      14.026   4.040    5.050  (265.75,199.21,  1.51)   4.656   2.525       2.857 
    2      70.897  10.100    8.585  (262.62,209.55,  4.74)  10.150   7.642       8.143 
    3      67.327   8.585    9.090  (262.34,211.93, 11.17)   9.714   8.096       8.359 
    4      77.528   9.090   10.605  (261.07,215.80, 16.71)  10.653   8.585       8.644 
    5      87.984   9.595   11.110  (260.48,218.77, 22.93)  11.121   8.949       9.608 
    6     108.641  12.120   11.110  (258.79,222.52, 28.50)  12.329  10.362      10.508 
    7     122.667  13.130   11.110  (258.48,224.42, 35.14)  13.332  10.213      11.121 
    8     121.392  13.635   10.605  (257.98,225.10, 42.00)  13.644  10.225      10.617 
    9     120.117  13.635   10.605  (258.31,226.21, 48.74)  13.719  10.411      10.713 
   10     128.533  13.635   11.110  (257.87,226.47, 55.55)  14.373  10.545      11.179 
   11     132.613  14.140   11.110  (258.31,227.58, 62.26)  14.706  10.701      11.029 
   12     124.197  14.140   10.605  (258.82,229.40, 68.82)  14.373  10.545      11.179 
   13     134.143  14.140   11.110  (259.77,231.41, 75.26)  14.373  10.901      11.348 
   14     138.224  14.140   11.615  (260.18,232.80, 81.92)  14.364  11.393      11.886 
   15     137.203  13.635   12.625  (260.31,234.87, 88.39)  13.968  11.516      11.886 
   16     152.760  14.140   12.625  (260.69,237.06, 94.82)  14.680  12.473      13.332 
   17     152.505  14.140   13.130  (260.32,237.92,101.54)  14.149  12.716      13.140 
   18     139.499  13.130   12.625  (259.22,239.38,108.07)  13.342  12.380      13.101 
   19     154.035  13.635   13.130  (258.65,240.98,114.62)  14.068  12.776      13.598 
   20     162.451  14.140   13.635  (258.02,242.47,121.19)  14.566  13.256      13.737 
   21     159.136  14.645   13.130  (256.94,243.84,127.74)  14.861  12.625      12.786 
   22     171.632  15.655   13.635  (256.47,245.23,134.35)  15.728  12.944      13.217 
   23     173.162  15.655   13.130  (255.36,245.99,141.00)  16.049  12.635      13.551 
   24     154.545  14.645   12.625  (253.81,247.56,147.42)  15.334  12.287      12.298 
   25     160.156  15.655   13.130  (252.67,249.58,153.89)  15.946  12.004      12.287 
   26     155.820  16.160   12.625  (251.34,251.59,160.32)  16.168  11.659      12.004 
   27     159.901  15.655   12.625  (250.97,253.12,167.04)  15.450  12.214      12.380 
   28     177.497  16.665   13.130  (251.16,253.57,173.92)  16.231  12.776      13.217 
   29     176.732  15.655   13.635  (250.33,254.31,180.98)  15.491  13.475      13.894 
   30     188.718  14.140   16.160  (249.62,255.58,187.99)  16.301  13.737      13.737 
   31     122.922  14.140   14.140  (255.41,258.68,192.29)  14.540   9.488      10.701

Right Main Bronchus and Right Intermediate Bronchus Measurements

  
 Tube Geometry Analysis Summary
Date            : Wed Jun 25 18:38:27 2003
Oblique slices  : 7
Segmented image : airseg2.s21-30rmb_int
Original image  : 20030102_41479246.215292
Note 		: rmb

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      27.033  10.100    4.040  (232.41,256.26,  1.72)   9.312   2.575       2.575 
    2      41.824  11.110    5.050  (246.77,254.81,  1.17)  10.713   4.071       4.071 
    3      74.212  11.615    7.575  (243.53,255.46,  5.83)  11.292   7.070       7.142 
    4      96.654  11.110   10.605  (238.89,255.46,  9.15)  11.213   9.947      10.653 
    5      88.749  10.605   10.605  (236.49,254.86, 13.08)  11.087   9.271      10.399 
    6      88.494  10.100   10.100  (233.46,254.25, 16.56)  10.878   9.595      10.411 
    7      74.467   9.595    9.595  (230.09,254.62, 19.81)  10.362   8.080       9.998

Left Main Bronchus Measurements

 Tube Geometry Analysis Summary
Date            : Wed Jun 25 19:22:20 2003
Oblique slices  : 15
Segmented image : airseg2.s21-30lmb_int_obl
Original image  : 20030102_41479246.215292
Note		: lmb and lib

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      40.549  10.100    7.575  (128.34,130.61,  2.80)  10.225   3.030       3.194 
    2      82.628  10.605   10.605  (133.99,133.32,  5.48)  10.713   8.329      10.653 
    3      66.306   9.090    9.090  (136.62,134.02, 10.55)   9.582   7.840       8.465 
    4      59.676   9.090    8.080  (140.05,135.08, 15.04)   9.312   6.565       8.600 
    5      55.085   9.090    8.585  (143.05,136.06, 19.86)   9.648   6.081       6.428 
    6      48.200   8.080    7.575  (146.92,137.37, 23.93)   8.221   6.565       6.738 
    7      38.509   7.575    7.575  (150.10,139.83, 28.11)   7.070   5.889       6.565 
    8      38.764   7.070    6.565  (153.23,140.73, 32.90)   7.708   5.646       6.328 
    9      33.663   6.060    6.565  (156.73,143.62, 36.54)   7.034   5.578       5.911 
   10      31.878   6.060    6.565  (159.60,145.97, 41.02)   7.016   4.974       5.199 
   11      26.523   5.555    7.070  (164.15,148.41, 43.79)   7.905   3.846       3.846 
   12      14.536   3.535    4.545  (167.55,152.20, 46.68)   5.368   2.945       3.944 
   13       6.886   2.525    3.030  (170.93,154.33, 51.69)   3.072   2.082       2.082 
   14      17.342   4.545    5.555  (176.59,155.91, 54.26)   6.164   2.258       2.525 
   15       8.161   2.020    4.040  (180.83,160.07, 57.87)   3.846   1.821       2.258

from 2005 scan:

surface rendering
trachea-
picture 1
picture 2
picture 3
right side:
picture 1
picture 2
picture 3
Left side:
picture 1
picture 2
picture 3

Measurements from 2005 scan.



©1994-2005 Division of Physiologic Imaging, Dept. of Radiology, Univ. of Iowa


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Last modified: Tues Nov 25 12:30:25 CDT 2003