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<p>CSV import</p> <p><b>New page</b></p><div>[[File:Gray587.png|thumb|Gray587.png]] &#039;&#039;&#039;Middle rectal veins&#039;&#039;&#039;<br /> <br /> The &#039;&#039;&#039;middle rectal veins&#039;&#039;&#039; are a group of veins that drain blood from the [[rectum]] and the [[anal canal]]. These veins are part of the [[venous drainage]] system of the [[pelvis]] and play a crucial role in the circulatory system by returning deoxygenated blood to the heart.<br /> <br /> ==Anatomy==<br /> The middle rectal veins originate from the [[rectal venous plexus]], which is a network of veins surrounding the rectum. They travel laterally and superiorly, eventually draining into the [[internal iliac veins]]. The internal iliac veins then continue to the [[common iliac veins]], which merge to form the [[inferior vena cava]], the large vein that carries deoxygenated blood from the lower half of the body to the [[heart]].<br /> <br /> ==Function==<br /> The primary function of the middle rectal veins is to facilitate the drainage of blood from the rectum and the anal canal. This is essential for maintaining proper blood circulation and ensuring that waste products and deoxygenated blood are efficiently removed from the pelvic region.<br /> <br /> ==Clinical Significance==<br /> The middle rectal veins are clinically significant because they can be involved in various medical conditions. For instance, increased pressure in these veins can lead to the development of [[hemorrhoids]], which are swollen and inflamed veins in the rectum and anus. Additionally, these veins can be involved in the spread of [[pelvic cancer]]s, as cancer cells can travel through the venous system to other parts of the body.<br /> <br /> ==Related Structures==<br /> The middle rectal veins are part of a larger network of veins that includes the [[superior rectal veins]] and the [[inferior rectal veins]]. Together, these veins ensure comprehensive venous drainage of the rectum and the anal canal.<br /> <br /> ==See Also==<br /> * [[Rectum]]<br /> * [[Anal canal]]<br /> * [[Internal iliac veins]]<br /> * [[Inferior vena cava]]<br /> * [[Hemorrhoids]]<br /> * [[Pelvic cancer]]<br /> <br /> ==References==<br /> {{Reflist}}<br /> <br /> [[Category:Veins of the torso]]<br /> [[Category:Pelvis]]<br /> [[Category:Anatomy]]<br /> <br /> {{Anatomy-stub}}</div>

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