CT angiogram abdomen/pelvis sagittal - labeling questions

Case contributed by Assoc Prof Craig Hacking

Normal CTA (with labels)

Annotated image

The labeled structures are (excluding the correct side):

  1. posterior intercostal artery
  2. profunda femoris artery
  3. superficial femoral artery
  4. inferior epigastric artery
  5. right hepatic vein
  6. internal pudendal artery
  7. right portal vein
  8. right gastro-epiploic (gastro-omental) artery
  9. inferior gluteal artery
  10. middle hepatic vein
  11. right renal vein
  12. inferior rectal artery
  13. right hepatic artery
  14. superior pancreaticoduodenal artery
  15. common hepatic artery proper
  16. portal vein
  17. middle colic artery (shared trunk with RCA, variant)
  18. left portal vein
  19. gastroduodenal artery
  20. left hepatic artery
  21. right atrium
  22. right common iliac vein
  23. right gastric artery
  24. infrarenal segment of inferior vena cava
  25. thoracic segment of inferior vena cava
  26. intrahepatic segment of inferior vena cava
  27. suprarenal segment of inferior vena cava
  28. lumbar artery
  29. ileocolic artery
  30. right colic artery (shared trunk with MCA, variant)
  31. right common iliac artery
  32. posterior intercostal artery
  33. common hepatic artery
  34. left hepatic vein
  35. right renal artery
  36. azygos vein
  37. ileal artery (one of several)
  38. left atrium
  39. coronary sinus
  40. inferior pancreaticoduodenal artery
  41. abdominal aorta
  42. splenic vein
  43. left gastric artery
  44. superior mesenteric artery
  45. left common iliac vein
  46. superior rectal artery
  47. celiac trunk
  48. left renal vein
  49. inferior mesenteric artery
  50. right ventricle
  51. descending thoracic aorta
  52. jejunal artery (one of several)
  53. left common iliac artery
  54. posterior intercostal artery
  55. left renal artery
  56. left colic artery
  57. sigmoid artery (one of several)
  58. accessory left renal artery (variant)
  59. inferior mesenteric vein
  60. iliolumbar artery
  61. superior gluteal artery
  62. internal iliac artery
  63. posterior division of internal iliac artery
  64. inferior epigastric artery
  65. anterior division of internal iliac artery
  66. aberrant obturator artery (off inferior epigastric artery, variant)
  67. external iliac artery
  68. superior epigastric artery
  69. internal pudendal artery in pudendal canal
  70. obliterated umbilical artery
  71. splenic artery
  72. left ventricle
  73. splenic vein
  74. common femoral artery
  75. superficial circumflex iliac artery
  76. muscular perforator branch of profunda femoris artery
  77. deep circumflex iliac artery
  78. left gastro-epiploic (gastro-omental) artery

Normal CTA (without labels)

CT

The same normal abdominopelvic CT angiogram without labels for reference.

Case Discussion

The labeled structures are (excluding the correct side):

  1. posterior intercostal artery
  2. profunda femoris artery
  3. superficial femoral artery
  4. inferior epigastric artery
  5. right hepatic vein
  6. internal pudendal artery
  7. right portal vein
  8. right gastro-epiploic (gastro-omental) artery
  9. inferior gluteal artery
  10. middle hepatic vein
  11. right renal vein
  12. inferior rectal artery
  13. right hepatic artery
  14. superior pancreaticoduodenal artery
  15. common hepatic artery proper
  16. portal vein
  17. middle colic artery (shared trunk with RCA, variant)
  18. left portal vein
  19. gastroduodenal artery
  20. left hepatic artery
  21. right atrium
  22. right common iliac vein
  23. right gastric artery
  24. infrarenal segment of inferior vena cava
  25. thoracic segment of inferior vena cava
  26. intrahepatic segment of inferior vena cava
  27. suprarenal segment of inferior vena cava
  28. lumbar artery
  29. ileocolic artery
  30. right colic artery (shared trunk with MCA, variant)
  31. right common iliac artery
  32. posterior intercostal artery
  33. common hepatic artery
  34. left hepatic vein
  35. right renal artery
  36. azygos vein
  37. ileal artery (one of several)
  38. left atrium
  39. coronary sinus
  40. inferior pancreaticoduodenal artery
  41. abdominal aorta
  42. splenic vein
  43. left gastric artery
  44. superior mesenteric artery
  45. left common iliac vein
  46. superior rectal artery
  47. celiac trunk
  48. left renal vein
  49. inferior mesenteric artery
  50. right ventricle
  51. descending thoracic aorta
  52. jejunal artery (one of several)
  53. left common iliac artery
  54. posterior intercostal artery
  55. left renal artery
  56. left colic artery
  57. sigmoid artery (one of several)
  58. accessory left renal artery (variant)
  59. inferior mesenteric vein
  60. iliolumbar artery
  61. superior gluteal artery
  62. internal iliac artery
  63. posterior division of internal iliac artery
  64. inferior epigastric artery
  65. anterior division of internal iliac artery
  66. aberrant obturator artery (off inferior epigastric artery, variant)
  67. external iliac artery
  68. superior epigastric artery
  69. internal pudendal artery in pudendal canal
  70. obliterated umbilical artery
  71. splenic artery
  72. left ventricle
  73. splenic vein
  74. common femoral artery
  75. superficial circumflex iliac artery
  76. muscular perforator branch of profunda femoris artery
  77. deep circumflex iliac artery
  78. left gastro-epiploic (gastro-omental) artery

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.