Inferior rectal veins

Inferior rectal veins
Scheme of the anastomosis of the veins of the rectum
Details
Drains from	rectum
Drains to	internal pudendal vein
Artery	inferior rectal artery
Identifiers
Latin	venae rectales inferiores
TA	A12.3.10.021
FMA	70913
*Anatomical terminology* [edit on Wikidata]

The lower part of the external hemorrhoidal plexus is drained by the inferior rectal veins (or inferior hemorrhoidal veins) into the internal pudendal vein.

Pathologies involving the Inferior rectal veins are lower GI bleed. Depending on the degree of inflammation, they are given a grade level ranging from 1 through 4.

Additional images

The perineum. The integument and superficial layer of superficial fascia reflected.

References

This article incorporates text in the public domain from the 20th edition of Gray's Anatomy (1918)

Veins of the abdomen and pelvis

To azygos system

ascending lumbar
- subcostal

IVC
(Systemic)

To IVC or left renal vein

Common iliac

Unpaired

median sacral vein

Internal iliac

posterior:	iliolumbar superior gluteal lateral sacral

anterior:	inferior gluteal obturator uterine ♀ uterine plexus ♀ vesical vesical plexus prostatic plexus ♂ deep of penis ♂/clitoris ♀ posterior scrotal ♂/labial ♀ vaginal plexus/vein ♀ middle rectal internal pudendal inferior rectal bulb of penis ♂/vestibule ♀ rectal plexus

External iliac

Portal vein
(Portal)

Splenic	short gastric left gastroepiploic pancreatic inferior mesenteric superior rectal left colic

Superior mesenteric	right gastroepiploic pancreaticoduodenal jejunal ileal middle colic right colic ileocolic appendicular

Direct	cystic left gastric/esophageal right gastric paraumbilical

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