Normal CTA (with labels)
From the case:
CT angiogram abdomen/pelvis axial - labeling questions
Axial C+ arterial phase

The labeled structures are (excluding the correct side):
- descending thoracic aorta
- left atrium
- internal thoracic (mammary) artery
- right ventricle
- azygos vein
- left ventricle
- posterior intercostal artery
- coronary sinus
- right atrium
- posterior intercostal artery
- distal segment of right coronary artery
- left gastro-epiploic (gastro-omental) artery
- right hepatic vein
- intrahepatic segment of inferior vena cava
- middle hepatic vein
- left hepatic vein
- left portal vein
- left hepatic artery
- right portal vein
- superior epigastric artery
- right hepatic artery
- splenic artery
- left gastric artery
- splenic vein
- celiac trunk
- common hepatic artery proper
- right gastric artery
- common hepatic artery
- gastroduodenal artery
- portal vein
- suprarenal segment of inferior vena cava
- superior mesenteric artery
- left renal artery
- left renal vein
- superior pancreaticoduodenal artery
- right gastro-epiploic (gastro-omental) artery
- inferior pancreaticoduodenal artery
- accessory left renal artery (variant)
- right renal artery
- superior mesenteric vein
- right renal vein
- inferior mesenteric vein
- right colic artery (shared trunk with MCA, variant)
- middle colic artery (shared trunk with RCA, variant)
- left colic artery
- infrarenal segment of inferior vena cava
- jejunal artery (one of several)
- abdominal aorta
- lumbar artery
- inferior mesenteric artery
- ileal artery (one of several)
- median sacral artery
- ileocolic artery
- sigmoid artery (one of several)
- right common iliac artery
- left common iliac vein
- right common iliac vein
- left common iliac artery
- ileal artery (one of several)
- sigmoid artery (one of several)
- external iliac artery
- iliolumbar artery
- internal iliac artery
- superior rectal artery
- posterior division of internal iliac artery
- anterior division of internal iliac artery
- superior gluteal artery
- inferior epigastric artery
- deep circumflex iliac artery
- inferior gluteal artery (off posterior division of IIA, variant)
- obliterated umbilical artery
- inferior epigastric artery
- superficial circumflex iliac artery
- aberrant obturator artery (off inferior epigastric artery, variant)
- internal pudendal artery
- common femoral artery
- internal pudendal artery in pudendal canal
- inferior rectal artery
- muscular perforator branch of profunda femoris artery
- superficial femoral artery
- profunda femoris artery
Normal CTA (without labels)
From the case:
CT angiogram abdomen/pelvis axial - labeling questions
Axial C+ arterial phase

The same normal abdominopelvic CT angiogram without labels for reference.
Case Discussion
The labeled structures are (excluding the correct side):
- descending thoracic aorta
- left atrium
- internal thoracic (mammary) artery
- right ventricle
- azygos vein
- left ventricle
- posterior intercostal artery
- coronary sinus
- right atrium
- posterior intercostal artery
- distal segment of right coronary artery
- left gastro-epiploic (gastro-omental) artery
- right hepatic vein
- intrahepatic segment of inferior vena cava
- middle hepatic vein
- left hepatic vein
- left portal vein
- left hepatic artery
- right portal vein
- superior epigastric artery
- right hepatic artery
- splenic artery
- left gastric artery
- splenic vein
- celiac trunk
- common hepatic artery proper
- right gastric artery
- common hepatic artery
- gastroduodenal artery
- portal vein
- suprarenal segment of inferior vena cava
- superior mesenteric artery
- left renal artery
- left renal vein
- superior pancreaticoduodenal artery
- right gastro-epiploic (gastro-omental) artery
- inferior pancreaticoduodenal artery
- accessory left renal artery (variant)
- right renal artery
- superior mesenteric vein
- right renal vein
- inferior mesenteric vein
- right colic artery (shared trunk with MCA, variant)
- middle colic artery (shared trunk with RCA, variant)
- left colic artery
- infrarenal segment of inferior vena cava
- jejunal artery (one of several)
- abdominal aorta
- lumbar artery
- inferior mesenteric artery
- ileal artery (one of several)
- median sacral artery
- ileocolic artery
- sigmoid artery (one of several)
- right common iliac artery
- left common iliac vein
- right common iliac vein
- left common iliac artery
- ileal artery (one of several)
- sigmoid artery (one of several)
- external iliac artery
- iliolumbar artery
- internal iliac artery
- superior rectal artery
- posterior division of internal iliac artery
- anterior division of internal iliac artery
- superior gluteal artery
- inferior epigastric artery
- deep circumflex iliac artery
- inferior gluteal artery (off posterior division of IIA, variant)
- obliterated umbilical artery
- inferior epigastric artery
- superficial circumflex iliac artery
- aberrant obturator artery (off inferior epigastric artery, variant)
- internal pudendal artery
- common femoral artery
- internal pudendal artery in pudendal canal
- inferior rectal artery
- muscular perforator branch of profunda femoris artery
- superficial femoral artery
- profunda femoris artery