CT chest arterial phase axial - labeling questions

Case contributed by Craig Hacking
Diagnosis not applicable

Patient Data

Gender: Unknown

Normal CT chest art-phase

Annotated image

The labeled structures are (excluding the correct side):

  1. sternocleidomastoid muscle

  2. thyroid gland

  3. internal jugular vein

  4. vertebral artery

  5. right common carotid artery

  6. strap muscle

  7. thyrocervical trunk

  8. cervical esophagus

  9. axillary artery

  10. right subclavian artery

  11. neck of the rib

  12. anterior jugular vein

  13. subscapularis muscle

  14. costotransverse joint

  15. supraspinatus muscle

  16. pectoralis major muscle

  17. spine of scapula

  18. clavicle

  19. axillary vein (non-opacified)

  20. subclavian vein

  21. trapezius muscle

  22. inferior thyroid vein

  23. pectoralis minor muscle

  24. left common carotid artery

  25. brachiocephalic trunk

  26. axillary vein (opacified)

  27. trachea

  28. left subclavian artery

  29. sternoclavicular joint

  30. right brachiocephalic vein (non-opacified)

  31. costovertebral joint

  32. tubercle of the rib

  33. costal cartilage

  34. internal thoracic artery

  35. thoracic esophagus

  36. left brachiocephalic vein (opacified)

  37. manubrium of the sternum

  38. aortic arch

  39. head of the rib

  40. vertebral body

  41. mediastinal fat

  42. internal thoracic vein

  43. intercostal space

  44. pulmonary trunk

  45. superior vena cava

  46. carina

  47. left upper lobar pulmonary artery

  48. azygos arch

  49. right main bronchus

  50. left pulmonary artery

  51. left main bronchus

  52. right upper lobar pulmonary artery

  53. internal thoracic artery

  54. right pulmonary artery

  55. bronchus intermedius

  56. left atrial appendage

  57. right atrial appendage

  58. pulmonary valve (approximate location)

  59. ascending aorta

  60. left superior pulmonary vein

  61. left anterior descending artery (anterior interventricular artery)

  62. right interlobar pulmonary artery

  63. right middle lobe bronchus

  64. left interlobar pulmonary artery

  65. right inferior lobe bronchus

  66. left inferior pulmonary vein

  67. interatrial septum

  68. right superior pulmonary vein

  69. aortic valve (approximate location)

  70. thoracic esophagus

  71. left atrium

  72. descending aorta

  73. body of the sternum

  74. mitral valve (approximate location)

  75. right inferior pulmonary vein

  76. right atrium

  77. interventricular septum

  78. left ventricular apex

  79. right ventricle

  80. tricuspid valve (approximate location)

  81. left ventricle

  82. xiphoid of the sternum

  83. erector spinae muscles

  84. coronary sinus

  85. posterior intercostal artery

  86. inferior vena cava

  87. right pericardial fat pad

  88. azygos vein

  89. posterior descending artery (posterior interventricular artery)

  90. esophagus passing through the esophageal hiatus of the diaphragm

  91. linea alba

  92. superior epigastric artery

  93. hemiazygos vein

  94. right crus of the diaphragm

  95. rectus abdominis muscle

  96. abdominal aorta

  97. left crus of the diaphragm

Normal arterial phase no label

ct

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

Case Discussion

The labeled structures are (excluding the correct side):

  1. sternocleidomastoid muscle
  2. thyroid gland
  3. internal jugular vein
  4. vertebral artery
  5. right common carotid artery
  6. strap muscle
  7. thyrocervical trunk
  8. cervical esophagus
  9. axillary artery
  10. right subclavian artery
  11. neck of the rib
  12. anterior jugular vein
  13. subscapularis muscle
  14. costotransverse joint
  15. supraspinatus muscle
  16. pectoralis major muscle
  17. spine of scapula
  18. clavicle
  19. axillary vein (non-opacified)
  20. subclavian vein
  21. trapezius muscle
  22. inferior thyroid vein
  23. pectoralis minor muscle
  24. left common carotid artery
  25. brachiocephalic trunk
  26. axillary vein (opacified)
  27. trachea
  28. left subclavian artery
  29. sternoclavicular joint
  30. right brachiocephalic vein (non-opacified)
  31. costovertebral joint
  32. tubercle of the rib
  33. costal cartilage
  34. internal thoracic artery
  35. thoracic esophagus
  36. left brachiocephalic vein (opacified)
  37. manubrium of the sternum
  38. aortic arch
  39. head of the rib
  40. vertebral body
  41. mediastinal fat
  42. internal thoracic vein
  43. intercostal space
  44. pulmonary trunk
  45. superior vena cava
  46. carina
  47. left upper lobar pulmonary artery
  48. azygos arch
  49. right main bronchus
  50. left pulmonary artery
  51. left main bronchus
  52. right upper lobar pulmonary artery
  53. internal thoracic artery
  54. right pulmonary artery
  55. bronchus intermedius
  56. left atrial appendage
  57. right atrial appendage
  58. pulmonary valve (approximate location)
  59. ascending aorta
  60. left superior pulmonary vein
  61. left anterior descending artery (anterior interventricular artery)
  62. right interlobar pulmonary artery
  63. right middle lobe bronchus
  64. left interlobar pulmonary artery
  65. right inferior lobe bronchus
  66. left inferior pulmonary vein
  67. interatrial septum
  68. right superior pulmonary vein
  69. aortic valve (approximate location)
  70. thoracic esophagus
  71. left atrium
  72. descending aorta
  73. body of the sternum
  74. mitral valve (approximate location)
  75. right inferior pulmonary vein
  76. right atrium
  77. interventricular septum
  78. left ventricular apex
  79. right ventricle
  80. tricuspid valve (approximate location)
  81. left ventricle
  82. xiphoid of the sternum
  83. erector spinae muscles
  84. coronary sinus
  85. posterior intercostal artery
  86. inferior vena cava
  87. right pericardial fat pad
  88. azygos vein
  89. posterior descending artery (posterior interventricular artery)
  90. esophagus passing through the esophageal hiatus of the diaphragm
  91. linea alba
  92. superior epigastric artery
  93. hemiazygos vein
  94. right crus of the diaphragm
  95. rectus abdominis muscle
  96. abdominal aorta
  97. left crus of the diaphragm

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