Tracheal Stenosis

by Janice Cook-Granroth in consultation with Dr. McLennan





Patient History for Tracheal Stenosis

The patient is a 55 year old male.




MPEG Movies of the Tracheal Stenosis

scan date 06/28/00
scan date 06/29/00
scan date 07/19/00
scan date 09/13/00
scan date 09/14/00
scan date 09/27/00 (and view 2)

Original CT scan

Movie:
This scan starts at the neck and continues through the tracheal stenosis. There are 450 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 06/28/00 before surgery.

Movie:
There are 443 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 06/29/00.

Movie:
There are 346 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 07/19/00.

Movie:
There are 373 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 09/13/00.

Movie:
There are 374 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 09/14/00.

Movie:
There are 405 slices scanned at 1 mm apart with a 0.5mm overlap. Scanned on 09/27/00.

Surface render

The airway scanned on 06-28-00:
The trachea through the main bronchus is segmented out of the scan ( before surgery).

The airway scanned on 06/29/00:
The trachea through the main bronchus is segmented out of the scan. (after surgery).

The airway scanned on 07/19/00:
The trachea through the main bronchus is segmented out of the scan.

The trachea through the main bronchus is segmented out of the scan as well as the stent.

The airway scanned on 09/13/00:
The trachea through the main bronchus is segmented out of the scan. .

The trachea through the main bronchus is segmented out of the scan as well as the stent.

The airway scanned on 09/14/00:
The trachea through the main bronchus is segmented out of the scan. .

The trachea through the main bronchus is segmented out of the scan as well as the stent.

The airway scanned on 09/27/00:
The trachea through the main bronchus is segmented out of the scan. .

The trachea through the main bronchus is segmented out of the scan as well as the stent.

Bronchoscopy
provide by Angie Delsing:

View 1
View 2
View 3
View 4




Measurements

Tracheal Measurements before surgery (6-28-00)
trachea measurement picture

Tube Geometry Analysis Summary
Date            : Thu Jun 29 16:40:00 2000
Oblique slices  : 31
Segmented image : airsegs24-307_int
Original image  : airsegs24-307_int
Note            : trachea only, redone

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1     169.585  17.584   11.304  (248.12,255.93, 32.79)  17.862  11.321      11.460 
    2     212.573  18.840   13.188  (247.41,256.68, 39.50)  19.100  13.113      13.425 
    3     208.629  17.584   14.444  (246.55,259.88, 45.41)  17.141  14.321      14.661 
    4     234.658  16.328   16.956  (245.97,263.29, 51.23)  17.460  15.713      16.968 
    5     277.252  18.212   18.840  (246.03,265.71, 57.36)  19.131  17.370      18.309 
    6     274.886  17.584   18.840  (246.01,268.63, 63.27)  19.346  15.510      18.470 
    7     277.252  18.840   16.328  (245.47,270.98, 69.41)  20.734  15.700      18.470 
    8     280.801  19.468   16.328  (245.44,273.55, 75.48)  20.800  12.434      17.994 
    9     272.519  19.468   15.700  (244.86,275.40, 81.79)  20.734  15.072      17.083 
   10     271.731  20.096   16.328  (244.53,277.29, 88.10)  20.600  11.915      16.968 
   11     263.843  20.096   15.700  (243.82,281.10, 93.55)  20.027  10.357      17.785 
   12     275.674  20.096   16.328  (243.89,283.08, 99.94)  20.037  15.813      17.244 
   13     272.125  19.468   16.328  (243.78,285.69,106.00)  20.533  15.098      15.750 
   14     259.899  19.468   15.700  (244.53,287.71,112.24)  20.027  14.927      16.484 
   15     280.407  20.724   16.328  (243.71,288.74,118.81)  21.481  15.072      15.536 
   16     251.223  19.468   16.328  (243.95,291.93,124.70)  20.427  13.773      15.549 
   17     227.954  19.468   14.444  (243.87,292.87,131.70)  20.223  13.203      14.321 
   18     212.573  18.840   14.444  (243.26,296.92,137.46)  20.800  11.915      12.386 
   19     148.288  14.444   15.700  (244.19,300.12,143.47)  19.141   9.336       9.336 
   20     109.244  12.560   15.072  (244.87,303.84,149.20)  17.449   7.536       7.666 
   21     112.005  15.072   15.700  (246.77,305.45,156.55)  18.309   7.562       9.272 
   22     126.203  11.304   16.956  (243.70,311.04,160.98)  17.983   7.869       8.164 
   23      33.523   5.024   13.816  (246.37,313.82,166.81)  13.425   1.884       1.986
   24       1.578   0.000    1.884  (247.47,317.58,172.60)   0.000   0.000       0.000 
   26      19.325   3.140    9.420  (246.65,320.41,186.44)   9.144   1.986       1.986 
   27      81.637   6.280   18.840  (247.34,317.75,193.00)  19.007   4.441       4.441 
   28     162.486  11.304   20.096  (246.76,315.62,199.76)  20.340   8.881       8.881 
   29     202.319  12.560   21.980  (246.65,314.47,206.79)  20.961  10.048      11.374 
   30     263.843  12.560   25.120  (244.46,312.88,213.37)  24.883  10.146      11.580 
   31     316.296  15.072   28.888  (242.33,312.42,220.97)  29.322   8.792      10.223 

Tracheal Measurements after surgery (6-29-00)
trachea measurement picture


Tube Geometry Analysis Summary
Date            : Fri Jun 30 00:00:15 2000
Oblique slices  : 31
Segmented image : airseg.s30-389_int
Original image  : airseg.s30-389_int
Note            : trachea only, scan date 06-29-00

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      42.988  13.816    4.396  (249.18,244.76, 39.02)  13.944   2.512       2.512 
    2     104.117  15.072    8.164  (246.97,247.22, 44.18)  15.085   7.562       7.562 
    3     103.723  12.560    9.420  (246.23,249.76, 49.63)  13.528   8.814       9.565 
    4     100.568  11.932    9.420  (246.50,251.28, 55.49)  12.386   8.814      10.452 
    5     105.301  11.932   10.676  (247.31,253.43, 61.01)  12.386   9.749      11.234 
    6     123.048  11.932   11.932  (248.31,255.74, 66.44)  12.716  10.068      12.386 
    7     131.724  12.560   11.932  (248.73,258.61, 71.76)  13.944  11.304      12.560 
    8     132.513  13.816   11.304  (249.03,259.74, 77.70)  14.888   9.336      12.638 
    9     133.302  15.072   11.304  (250.61,261.27, 83.31)  14.927  10.357      11.732 
   10     132.513  13.188   10.676  (250.79,264.30, 88.52)  14.043  10.223      12.080 
   11     133.302  13.816   11.304  (250.89,267.59, 93.52)  14.821   9.336      12.063 
   12     159.331  16.956   11.304  (251.47,269.55, 99.15)  16.580  10.223      11.799 
   13     179.050  18.840   10.676  (253.40,271.25,104.58)  19.069   9.607      10.731 
   14     179.445  16.956   12.560  (254.82,273.60,109.93)  17.244  10.968      12.809 
   15     196.403  16.328   14.444  (255.07,276.55,115.15)  16.851  13.322      16.292 
   16     189.699  15.072   14.444  (255.68,280.02,120.02)  16.898  12.931      14.661 
   17     152.627  12.560   14.444  (255.04,284.76,124.09)  15.189  12.129      12.931 
   18     171.557  16.328   13.816  (255.21,287.84,129.56)  16.851  11.529      11.529 
   19     212.573  18.840   15.700  (255.30,289.46,135.56)  20.876  11.234      12.885 
   20     220.066  18.840   15.072  (256.28,292.06,141.12)  20.913  11.546      12.560 
   21     165.641  15.700   15.700  (256.87,293.29,147.15)  18.255  10.146      11.110 
   22     145.133  13.816   16.328  (257.31,296.30,152.53)  17.244   9.336      10.300 
   23     119.498  13.188   15.072  (256.65,299.73,157.63)  15.887   8.449       9.336 
   24      95.835  10.676   15.072  (256.05,301.57,163.48)  14.927   7.021       7.768 
   25      91.497  11.932   14.444  (255.93,303.21,169.56)  14.043   6.404       6.404 
   26     102.145  11.932   15.700  (256.73,304.28,175.72)   15.750   5.925       6.311 
   27      81.637  12.560   13.188  (258.45,302.53,181.65)   14.607   5.024       7.588 
   28      57.186  10.676   11.932  (260.14,303.42,187.77)   12.931   4.783       7.021 
   29      69.017   9.420   15.072  (259.42,304.90,194.06)  15.700   5.652       8.542 
   30      88.736  12.560   16.328  (257.92,302.44,199.88)  16.909   5.179       5.366 
   31     171.163  13.816   20.724  (255.58,301.03,205.64)  20.809   8.542       8.881 

Tracheal Measurements after surgery (7-19-00)
trachea measurement picture

Tube Geometry Analysis Summary
Date            : Thu Jul 20 14:49:39 2000
Oblique slices  : 31
Segmented image : airsegs1-192_int
Original image  : 071900
Note            : trachea 

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1     165.585  11.590   18.300  (249.60,262.24,  4.79)  17.941  10.370      11.574 
    2     270.889  17.690   17.080  (247.95,268.56,  6.87)  19.860  16.277      18.998 
    3     260.842  18.300   15.860  (248.13,270.93, 11.61)  20.009  15.262      15.152 
    4     244.470  17.690   15.250  (247.70,272.30, 16.71)  18.792  14.653      16.960 
    5     226.237  17.080   14.640  (247.90,273.81, 21.74)  18.310  14.043      15.588 
    6     224.748  18.300   13.420  (247.64,276.27, 26.39)  18.841  13.420      14.754 
    7     218.795  17.690   14.030  (247.53,278.86, 30.97)  17.951  13.434      13.544 
    8     224.376  17.690   14.640  (247.84,280.52, 35.96)  18.310  14.043      15.396 
    9     224.376  17.080   15.250  (248.36,283.29, 40.40)  18.116  14.241      16.413 
   10     226.609  17.690   15.250  (248.07,285.75, 45.06)  18.300  13.924      15.624 
   11     227.353  18.300   15.250  (247.94,288.98, 49.22)  18.831  13.937      14.461 
   12     238.144  17.690   15.860  (247.15,291.64, 53.70)  19.415  13.937      16.012 
   13     226.237  17.690   15.860  (247.39,294.43, 58.17)  19.415  13.503      15.965 
   14     232.190  17.690   15.860  (246.86,296.69, 62.91)  20.277  13.040      15.103 
   15     231.446  18.300   16.470  (246.41,298.81, 67.71)  20.305  12.575      13.196 
   16     211.725  17.080   16.470  (246.54,300.34, 72.76)  19.841  11.985      13.803 
   17     192.748  17.080   15.860  (247.04,302.19, 77.80)  19.145  11.215      12.031 
   18     178.608  16.470   17.080  (247.03,304.06, 82.87)  18.841  10.424      12.276 
   19     171.166  16.470   17.080  (247.48,305.35, 88.09)  18.351  10.097      11.781 
   20     134.700  15.860   15.860  (248.25,306.44, 93.32)  17.264   8.540      10.671 
   21      89.304  15.860    9.760  (252.02,305.49, 98.13)  15.907   6.570       8.798 
   22      54.327  13.420    5.490  (252.73,306.08,104.24)  13.544   3.110       4.313 
   23      50.606  14.030    4.270  (251.22,305.76,110.22)  14.083   3.050       3.710  
   24      76.653  16.470    9.150  (247.96,302.76,114.52)  16.993   4.646       4.646  
   25      85.211  14.030    9.150  (247.30,302.26,119.83)  14.500   5.755       6.570 
   26     100.839  15.250   10.370  (246.86,303.98,124.91)  15.250   6.901       7.545 
   27     120.560  15.250   10.980  (247.03,305.43,129.97)  15.837   8.670       8.882 
   28     122.049  14.640   10.980  (247.23,306.44,135.14)  14.665   9.291       9.470 
   29     129.863  14.640   11.590  (246.28,307.39,140.36)  14.358   9.930       9.930 
   30     156.654  13.420   15.250  (244.42,307.53,145.42)  15.250  12.016      12.200 
   31     284.284  17.080   27.450  (236.00,305.83,152.17)  27.558   9.930      10.442 

Tracheal Measurements on 9-13-00
trachea measurement picture

Tube Geometry Analysis Summary
Date            : Wed Sep 13 19:32:49 2000
Oblique slices  : 31
Segmented image : airseg.s173-377_flip_int
Original image  : airseg.s173-377_flip_int
Note            : trachea

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1       4.605   4.529    2.588  (252.81,228.97,  0.63)   0.000   0.000       0.000 
    2     188.374  15.528   15.528  (245.00,220.94,  4.51)  17.361  10.999      14.768 
    3     201.770  14.881   17.469  (244.11,225.25,  8.40)  17.191   8.286      13.338 
    4     239.444  16.822   18.116  (243.72,229.43, 12.51)  18.808   5.053       7.818 
    5     236.514  17.469   16.822  (243.67,231.57, 17.36)  19.302  10.127       7.377 
    6     235.677  17.469   14.881  (243.28,234.22, 21.93)  19.410   9.855      12.562 
    7     211.398  16.822   14.234  (242.41,236.61, 26.59)  19.560  12.843      12.562 
    8     193.816  17.469   13.587  (242.20,238.35, 31.61)  18.266   8.107      11.664 
    9     179.583  17.469   12.293  (242.31,241.40, 35.94)  17.081   7.234      13.846 
   10     177.490  17.469   12.293  (241.86,244.06, 40.51)  17.361   4.092       4.340 
   11     177.490  16.822   12.293  (241.75,246.04, 45.43)  17.421  10.532      12.761 
   12     178.327  16.822   12.293  (242.08,248.44, 50.14)  17.600   9.264      13.338 
   13     198.421  16.822   13.587  (241.90,250.83, 54.86)  18.023  12.276      12.744 
   14     199.676  16.822   14.234  (242.31,253.44, 59.44)  18.300  12.496      14.669 
   15     195.909  17.469   13.587  (242.03,255.66, 64.22)  18.300  12.156      14.669 
   16     194.653  17.469   14.234  (241.83,258.23, 68.83)  18.527  11.807      12.445 
   17     185.444  16.822   14.234  (241.71,260.78, 73.68)  18.391  11.664      12.843 
   18     180.002  16.822   14.881  (241.64,263.77, 78.27)  19.215  10.710      12.810 
   19     157.816  15.528   15.528  (242.55,265.25, 83.46)  18.763   9.855      10.980 
   20     130.187  14.881   14.881  (243.36,267.05, 88.57)  17.481   8.003       8.800 
   21     120.978  14.881   14.234  (244.22,268.63, 93.82)  16.872   7.545       8.436 
   22     107.164  14.881   13.587  (245.71,268.93, 99.15)  16.983   7.234       7.898 
   23      47.721  13.587    6.470  (248.31,268.35,104.36)  14.131   3.484       3.484 
   24      50.233  13.587    5.823  (247.09,267.01,109.91)  13.967   3.936       3.936  
   25      85.815  13.587   10.999  (244.89,265.44,114.97)  14.322   4.143       4.927  
   26     111.769  14.234   13.587  (243.17,267.35,120.10)  15.104   6.104       6.470 
   27     114.699  12.940   14.234  (243.17,269.33,125.24)  14.597   7.791      10.671 
   28     110.931  13.587   14.234  (243.01,269.89,130.72)  16.495   6.372       6.878 
   29     127.257  12.293   15.528  (242.63,269.77,136.11)  16.368   7.898       9.012 
   30     149.862  12.293   16.822  (242.82,269.68,141.51)  17.361   9.897      10.433 
   31     192.560  12.293   20.057  (240.51,270.39,147.45)  20.223  10.372      10.532 

Tracheal Measurements on 9-14-00
trachea measurement picture

Tube Geometry Analysis Summary
Date            : Fri Sep 14 17:02:35 2000
Oblique slices  : 31
Segmented image : 091400airseg_int
Original image  : 091400airseg_int
Note            : Trach only

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1     133.118  16.175   10.999  (265.20,227.53,  2.85)  16.381  10.372      10.532 
    2     184.607  16.822   13.587  (264.53,226.04,  8.73)  17.130  11.930      11.930 
    3     195.909  16.175   14.234  (263.34,228.45, 14.09)  16.697  13.338      14.754 
    4     219.770  15.528   16.175  (263.88,231.92, 18.96)  17.081  14.895      16.227 
    5     232.328  16.175   16.822  (263.83,234.63, 24.00)  17.942  14.937      16.495 
    6     264.561  16.822   18.116  (263.42,237.54, 28.91)  18.539  16.584      17.977 
    7     235.677  17.469   15.528  (263.16,239.81, 34.16)  18.391  14.293      16.983 
    8     219.770  16.175   14.234  (262.31,242.19, 39.30)  18.391  14.190      16.019 
    9     205.118  16.822   13.587  (262.47,244.25, 44.66)  17.481  12.712      14.669 
   10     182.932  16.822   12.940  (261.47,247.24, 49.45)  16.634  12.276      12.712 
   11     178.746  16.175   12.293  (260.66,249.95, 54.40)  17.228  11.646      13.338 
   12     174.141  16.175   12.293  (260.81,252.41, 59.55)  16.291  11.574      11.718 
   13     171.630  15.528   12.940  (261.38,254.71, 64.75)  16.175  11.299      12.428 
   14     181.258  16.175   13.587  (261.16,257.08, 69.93)  17.421  11.807      12.562 
   15     185.862  16.175   13.587  (260.85,260.02, 74.80)  18.128  12.156      12.562 
   16     198.421  16.822   14.234  (260.54,262.91, 79.71)  18.391  12.156      12.843 
   17     182.514  16.175   13.587  (259.50,265.94, 84.78)  18.311  11.299      11.664 
   18     177.490  15.528   14.881  (260.06,268.87, 89.98)  18.391  11.318      12.562 
   19     156.978  14.881   15.528  (260.36,271.41, 95.35)  18.300  10.044      10.532 
   20     138.141  14.234   15.528  (261.33,273.77,100.73)  17.481   8.436       9.196 
   21     121.397  13.587   15.528  (262.31,275.88,106.61)  17.361   7.791       8.107 
   22     102.141  14.234   12.293  (264.11,275.78,112.68)  16.495   6.878       7.320 
   23      48.140  12.293    6.470  (265.89,275.77,119.56)  13.323   3.936       5.216 
   24      89.164  14.881    9.705  (262.68,271.53,124.26)  15.104   5.787       9.897 
   25      75.768  14.881   10.999  (261.74,272.60,130.02)  14.895   3.773       4.575 
   26     110.094  14.234   12.293  (260.42,275.96,134.72)  14.540   6.470       6.968 
   27     108.420  13.587   12.940  (260.31,277.39,140.37)  14.467   6.998       7.818 
   28     112.606  14.234   14.234  (260.20,277.44,146.20)  15.649   6.470       6.470 
   29     127.676  14.234   14.234  (260.41,277.69,151.92)  16.934   7.818       8.704 
   30     153.211  13.587   15.528  (260.28,277.53,157.65)  17.081  10.612      11.018 
   31     185.862  12.940   20.704  (258.48,277.87,163.33)  21.341  10.671      10.671 

Tracheal Measurements on 9-27-00
trachea measurement picture

Tube Geometry Analysis Summary
Date            : Thu Sep 28 18:50:01 2000
Oblique slices  : 31
Segmented image : airseg.s1-304_int
Original image  : airseg.s1-304_int
note            :  trachea

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1     446.403 -23058430092136939520.000  127.201  (257.45,237.59,  2.06)   0.000   0.000       0.000 
    2      52.344   8.125    8.750  (258.89,241.31,  8.30)   8.949   5.590       6.374 
    3     101.953  12.500   10.625  (257.35,240.73, 15.30)  12.640  10.174      10.789 
    4     151.953  16.250   11.875  (257.15,239.61, 22.40)  16.358  11.524      11.941 
    5     188.281  16.875   13.125  (256.22,241.35, 29.38)  17.059  12.500      13.258 
    6     188.281  16.250   14.375  (255.04,246.23, 34.61)  16.358  13.184      13.877 
    7     212.500  15.625   15.625  (254.24,251.07, 39.66)  16.642  15.117      15.774 
    8     251.562  17.500   16.875  (254.11,256.45, 44.19)  18.168  16.548      16.817 
    9     251.953  18.125   16.250  (254.67,261.14, 49.07)  19.132  15.117      17.287 
   10     244.922  19.375   14.375  (253.71,265.41, 54.27)  20.435  13.750      15.104 
   11     214.453  18.125   13.125  (252.63,268.58, 60.15)  18.895  12.516      14.389 
   12     191.797  16.875   13.125  (251.83,272.74, 65.44)  18.382  11.405      13.521 
   13     169.531  16.875   11.875  (250.47,276.84, 70.70)  16.829  11.267      11.676 
   14     167.188  16.250   12.500  (249.88,279.76, 76.81)  16.358  11.490      13.707 
   15     174.219  15.625   13.125  (249.60,282.50, 82.99)  16.500  12.071      12.578 
   16     196.094  16.250   14.375  (249.69,284.82, 89.34)  17.700  12.562      13.707 
   17     191.797  16.875   14.375  (248.53,287.32, 95.59)  17.366  12.640      13.184 
   18     197.266  16.250   15.000  (247.73,290.42,101.63)  17.766  12.748      13.376 
   19     190.234  15.000   16.250  (247.20,293.88,107.55)  18.382  12.022      13.376 
   20     174.609  15.625   15.625  (247.97,296.38,113.91)  18.168  11.267      11.941 
   21     147.266  14.375   16.875  (248.25,299.80,120.21)  17.788   9.014       9.291 
   22     105.078  13.750   14.375  (250.10,301.32,126.97)  15.934   8.004       8.949 
   23      69.531  13.125    8.750  (251.67,300.87,134.04)  12.516   7.126       7.526 
   24      44.922  14.375    8.125  (250.15,299.08,140.91)   0.000   0.000       0.000 
   25      55.469  13.125   11.250  (248.59,298.60,149.29)  13.258   4.419       6.281 
   26      49.219  12.500    6.250  (250.98,305.71,153.35)  12.311   3.644       4.760 
   27      43.750  10.625    6.250  (250.28,309.32,159.52)  10.020   3.750       3.750 
   28      50.391   9.375    6.250  (250.08,310.52,166.60)   9.561   5.340       5.762 
   29      59.375  10.625    9.375  (249.66,309.72,173.85)  11.941   6.156       7.071 
   30     100.781  11.250   11.875  (246.23,308.37,180.16)  13.258   8.772       9.723 
   31     119.141  10.625   16.875  (242.36,306.93,187.38)  16.607   6.988       6.988 






©1994-2000 Division of Physiologic Imaging, Dept. of Radiology, Univ. of Iowa


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Last modified: Thu Sep 28 18:48:20 CDT 2000