CT chest arterial phase sagittal - labeling questions

Case contributed by Dr Craig Hacking
Annotated image

Normal CT chest arterial phase (with labels)

The labeled structures are (excluding the correct side):

  1. humeral head
  2. subscapularis muscle
  3. glenohumeral joint
  4. inferior angle of the scapula
  5. infraspinatus muscle
  6. spine of the scapula
  7. axillary artery
  8. axillary vein
  9. trapezius muscle
  10. pectoralis major muscle
  11. pectoralis minor muscle
  12. supraspinatus muscle
  13. subclavian vein
  14. subclavian artery
  15. subclavius muscle
  16. breast
  17. rhomboid major muscle
  18. costal cartilage
  19. internal thoracic (mammary) artery
  20. rhomboid minor muscle
  21. epicardial fat pad
  22. right upper lobe bronchus
  23. bronchus intermedius
  24. right subclavian artery
  25. medial end of the clavicle
  26. right interlobar pulmonary artery
  27. sternoclavicular joint
  28. right upper lobar pulmonary artery
  29. right superior pulmonary vein
  30. internal jugular vein
  31. right inferior pulmonary vein
  32. right brachiocephalic vein
  33. arch of the azygos vein
  34. body of the sternum
  35. right atrium
  36. common carotid artery
  37. right main bronchus
  38. superior vena cava
  39. sternomanubrial joint
  40. sternoxiphoid joint
  41. xiphoid process of the sternum
  42. brachiocephalic trunk
  43. inferior vena cava
  44. suprasternal (jugular) notch
  45. left atrium
  46. isthmus of the thyroid gland
  47. trachea
  48. posterior intercostal artery
  49. left brachiocephalic vein
  50. right pulmonary artery
  51. manubrium of the sternum
  52. right atrial appendage (auricle)
  53. ascending aorta
  54. esophagus
  55. left lobe of the thyroid gland
  56. left main bronchus
  57. descending aorta
  58. left common carotid artery
  59. posterior intercostal artery
  60. vertebral artery
  61. left subclavian artery
  62. aortic isthmus
  63. aortic arch
  64. right ventricle
  65. interventricular septum
  66. pulmonary trunk
  67. left superior pulmonary vein
  68. left inferior pulmonary vein
  69. left atrial appendage (auricle)
  70. left pulmonary artery
  71. left lower lobar bronchus
  72. right ventricle
  73. left upper lobar bronchus
  74. left interlobar pulmonary artery
  75. left upper lobar pulmonary artery
  76. left ventricle
  77. latissimus dorsi muscle
  78. serratus anterior muscle
CT

Normal CT chest arterial phase (without labels)

The same normal abdominal CT arterial phase without labels for reference.

 

Case Discussion

The labeled structures are (excluding the correct side):

  1. humeral head
  2. subscapularis muscle
  3. glenohumeral joint
  4. inferior angle of the scapula
  5. infraspinatus muscle
  6. spine of the scapula
  7. axillary artery
  8. axillary vein
  9. trapezius muscle
  10. pectoralis major muscle
  11. pectoralis minor muscle
  12. supraspinatus muscle
  13. subclavian vein
  14. subclavian artery
  15. subclavius muscle
  16. breast
  17. rhomboid major muscle
  18. costal cartilage
  19. internal thoracic (mammary) artery
  20. rhomboid minor muscle
  21. epicardial fat pad
  22. right upper lobe bronchus
  23. bronchus intermedius
  24. right subclavian artery
  25. medial end of the clavicle
  26. right interlobar pulmonary artery
  27. sternoclavicular joint
  28. right upper lobar pulmonary artery
  29. right superior pulmonary vein
  30. internal jugular vein
  31. right inferior pulmonary vein
  32. right brachiocephalic vein
  33. arch of the azygos vein
  34. body of the sternum
  35. right atrium
  36. common carotid artery
  37. right main bronchus
  38. superior vena cava
  39. sternomanubrial joint
  40. sternoxiphoid joint
  41. xiphoid process of the sternum
  42. brachiocephalic trunk
  43. inferior vena cava
  44. suprasternal (jugular) notch
  45. left atrium
  46. isthmus of the thyroid gland
  47. trachea
  48. posterior intercostal artery
  49. left brachiocephalic vein
  50. right pulmonary artery
  51. manubrium of the sternum
  52. right atrial appendage (auricle)
  53. ascending aorta
  54. esophagus
  55. left lobe of the thyroid gland
  56. left main bronchus
  57. descending aorta
  58. left common carotid artery
  59. posterior intercostal artery
  60. vertebral artery
  61. left subclavian artery
  62. aortic isthmus
  63. aortic arch
  64. right ventricle
  65. interventricular septum
  66. pulmonary trunk
  67. left superior pulmonary vein
  68. left inferior pulmonary vein
  69. left atrial appendage (auricle)
  70. left pulmonary artery
  71. left lower lobar bronchus
  72. right ventricle
  73. left upper lobar bronchus
  74. left interlobar pulmonary artery
  75. left upper lobar pulmonary artery
  76. left ventricle
  77. latissimus dorsi muscle
  78. serratus anterior muscle
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Case information

rID: 62535
Published: 28th Sep 2018
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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