Download kumc 40 abdominal aorta and ivc student

ABDOMINAL AORTA
and
INFERIOR VENA CAVA
Abdominal Aorta

Extends from:
T12.

To:
L4.
Abdominal Aorta

Branches:
Three unpaired anterior visceral branches.
Three paired lateral visceral branches.
Five paired lateral abdominal wall branches.
Three terminal branches (one unpaired).
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Left gastric.
Splenic.
Hepatic.
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Left gastric:
To inferior esophagus.
To lesser curvature of stomach:
Travels in lesser omentum.
Anastomosis:
With right gastric from hepatic A.
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Splenic artery branches:
Short gastric arteries (6).
Splenic arteries (6).
Left gastroepiploic artery:
Travels along greater curvature
of stomach.
Enters spleen at splenic hilum.
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Hepatic branches:
Cystic artery.
Right gastric:
Travels along lesser curvature of
the stomach.
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Hepatic branches:
Gastroduodenal:
Right gastroepiploic:
Travels along greater
curvature of the stomach.
Superior pancreaticoduodenal:
Travels along head of pancreas.
Supplies duodenum and
pancreas.
Unpaired Anterior Visceral
Branches

Celiac trunk (artery):
Hepatic branches:
Right hepatic.
Left hepatic.
Unpaired Anterior Visceral
Branches

Superior mesenteric artery:
Jejunal and ileal arteries.
Inferior pancreaticoduodenal artery:
Joins superior pancreaticoduodenal.
Middle colic artery:
To transverse colon.
Arcades.
Vasa recta.
Windows.
Unpaired Anterior Visceral
Branches

Superior mesenteric artery:
Right colic artery:
Supplies ascending colon.
Arcades.
Vasa recta.
Windows.
Unpaired Anterior Visceral
Branches

Superior mesenteric artery:
Ileocolic artery:
Terminal branch.
Supplies ileum, cecum and ascending colon.
Appendicular artery.
Arcades.
Vasa recta and windows.
Unpaired Anterior Visceral
Branches

Inferior mesenteric artery:
Left colic:
Supplies descending colon.
Marginal artery:
Arcades, vasa recta, windows.
Unpaired Anterior Visceral
Branches

Inferior mesenteric artery:
Sigmoid arteries (2-3).
Supply descending and sigmoid colon.
Arcades, vasa recta, and windows.
Superior rectal artery:
Terminal branch.
Supplies proximal rectum.
Paired Lateral Visceral Branches
Suprarenal.
 Renal:

Gives off five segmental arteries.

Testicular or ovarian.
Paired Lateral Abdominal Wall
Inferior phrenic.
 Lumbar (4 pairs).

Terminal Branches

Common iliacs:
External iliacs:
Become femoral arteries distal to
inguinal ligament.
Inferior epigastrics:
Travel in lateral umbilical folds.
Deep circumflex iliacs:
Supply iliacus muscle and inferior
anterolateral abdominal wall.
Terminal Branches

Common iliacs:
External iliacs (reminder):
Become femoral arteries distal to
inguinal ligament:
Superficial circumflex artery.
Superficial epigastric artery.
Internal iliacs.

Median sacral
Inferior Vena Cava

From right and left common iliac veins:
Internal iliacs drain pelvis.
External iliacs are continuations of femoral
veins:
Become external iliacs proximal to
inguinal ligament.
Inferior Vena Cava

Tributaries:
Gonadal veins (testicular or ovarian):
Dump into left renal vein on left).
Renal veins.
Suprarenal veins:
Dump into left renal vein on left.
Inferior phrenic veins.
Hepatic veins:
Right, left, middle.
Portal Vein Tributaries

Superior mesenteric vein:
Middle colic vein (drains transverse colon).
Right colic vein (drains ascending colon).
Ileocolic vein (drains ileum, ileocecal
junction, cecum, and ascending colon).
Ileal vein (drains ileum).
Right gastroepiploic vein (drains right aspect
of greater curvature of stomach).
Pancreaticoduodenal (drains duodenum and
head of pancreas).
Portal Vein Tributaries

Splenic vein:
Right gastric vein (lesser curvature of
stomach).
Left gastric vein (lesser curvature of
stomach).
Paraumbilical vein (umbilical region).