by Janice Cook-Granroth¹, Dr. McLennan², and Dr. Ferguson².

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 for Bronchial Stenosis

Patient has a left main bronchus stenosis.

MPEG Movies of the Tracheal Stenosis

Original CT scan

The original trans axial section data set has 370 slices. The slices are spaced 1 mm apart.

Surface rendered Movies

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

Bronchoscopy

Trachea and right main bronchus.

Trachea and left main bronchus.

Measurements

Left Main Bronchus and Right Intermediate Bronchus Measurements

Tube Geometry Analysis Summary
Date            : Tue Oct 29 05:08:10 2002
Patient 
Oblique slices  : 7
Segmented image : airseg.s170-255fixed_int_obl
Original image  : airseg.s170-255fixed_int_obl
Note            : lmb and part of left intermediate

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      12.852   3.585    3.585  (151.15,173.07,  2.32)   3.861   2.956       3.656 
    2      13.880   3.585    4.302  (156.80,175.39,  6.49)   5.600   2.267       3.042 
    3      11.824   4.302    4.302  (162.24,177.36, 11.10)   5.600   1.603       1.603 
    4      13.366   5.019    4.302  (168.18,179.75, 14.81)   5.781   2.028       2.585 
    5      13.880   4.302    5.019  (174.23,181.13, 18.86)   4.591   2.585       3.207 
    6      12.852   3.585    4.302  (180.68,183.35, 21.77)   4.181   2.585       3.207 
    7       9.254   3.585    3.585  (187.36,185.17, 24.50)   4.181   1.603       2.267 

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