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 is a 69 year old female and has a right main bronchus stenosis.

MPEG Movies of the Tracheal Stenosis

Original CT scan

The original trans axial section data set has 389 slices. The slices are spaced 1 mm apart.

Surface rendered Movies

This movie displays the segmented airway.

Bronchoscopy

Trachea and right main bronchus.

Trachea and left main bronchus.

Measurements

Right Main Bronchus and Right Intermediate Bronchus Measurements

  
Tube Geometry Analysis Summary
Date            : Mon Feb  3 23:23:40 2003
Oblique slices  : 7
Segmented image : airsegvn_int
Original image  : 401

Slice Area [mm^2] AP [mm] Lat [mm]               Position   Major   Minor  Orthogonal
    1      36.912   5.368    7.320  (195.17,278.45,226.17)   8.078   4.499       5.256 
    2       2.143   1.464    0.976  (185.45,281.58,234.14)   1.543   0.690       0.690 
    3      19.290   3.416    6.832  (181.07,284.15,245.51)   7.255   2.928       3.274 
    4       0.238   0.000    0.000  (175.26,289.63,255.08)   0.000   0.000       0.000 
    5       5.001   1.952    1.952  (172.21,289.43,267.59)   2.440   1.952       2.182 
    6       1.667   0.976    0.976  (169.44,295.09,278.82)   1.091   0.976       1.091 
    7      11.193   3.416    3.416  (165.23,294.61,290.74)   4.198   2.440       2.761 
 

<