Ulnar veins: Difference between revisions

Revision as of 23:55, 9 February 2025

Veins of the upper limb

Ulnar veins

The ulnar veins are venous structures located in the upper limb. They are part of the venous system that drains blood from the forearm and hand back to the heart.

Anatomy

The ulnar veins are typically paired and run alongside the ulnar artery. They originate from the deep venous plexus of the hand and ascend along the ulnar side of the forearm. These veins are responsible for draining the medial aspect of the forearm and hand.

Course

The ulnar veins begin at the superficial palmar arch and travel proximally, accompanying the ulnar artery. They receive blood from the deep veins of the hand and forearm, including the anterior interosseous vein. As they ascend, they join with the radial veins to form the brachial veins near the cubital fossa.

Tributaries

The ulnar veins receive several tributaries along their course, including the anterior interosseous vein and small veins from the surrounding muscles and tissues.

Function

The primary function of the ulnar veins is to return deoxygenated blood from the forearm and hand to the heart. They play a crucial role in the venous return from the upper limb, working in conjunction with the radial veins and superficial veins such as the cephalic vein and basilic vein.

Clinical significance

The ulnar veins, like other deep veins, can be involved in conditions such as deep vein thrombosis (DVT). Although less common in the upper limb than in the lower limb, DVT in the ulnar veins can occur and may require medical intervention.

Images

Diagram of the veins of the upper limb, including the ulnar veins.
Anatomical illustration showing the ulnar veins in relation to the ulnar artery.
Cross-section of the forearm showing the ulnar veins.
Detailed view of the ulnar veins in the forearm.

Related pages

References

Moore, Keith L.; Dalley, Arthur F.; Agur, Anne M. R. (2013). Clinically Oriented Anatomy. 7th edition. Lippincott Williams & Wilkins. ISBN 978-1-4511-1945-9.
Standring, Susan (2015). Gray's Anatomy: The Anatomical Basis of Clinical Practice. 41st edition. Elsevier. ISBN 978-0-7020-5230-9.

@@ Line 1: / Line 1: @@
-'''Ulnar veins''' are veins that accompany the [[Ulnar artery]] in the forearm. They are generally larger than the radial veins. They begin at the hand and end at the [[brachial vein]].
+{{Short description|Veins of the upper limb}}
+{{Use dmy dates|date=October 2023}}
-==Etymology==
+==Ulnar veins==
-The term "ulnar" is derived from the Latin word "ulna," which means "elbow." This is because the ulnar veins are located near the ulna bone in the forearm.
+The '''ulnar veins''' are [[venous blood vessel|venous]] structures located in the [[upper limb]]. They are part of the [[venous system]] that drains blood from the [[forearm]] and hand back to the [[heart]].
 ==Anatomy==
-The ulnar veins begin at the level of the hand where they drain blood from the superficial palmar arch. They ascend along the ulna bone, accompanying the ulnar artery. They are generally larger than the radial veins. At the level of the elbow, the ulnar veins merge with the radial veins to form the brachial vein.
+The ulnar veins are typically paired and run alongside the [[ulnar artery]]. They originate from the deep [[venous plexus]] of the hand and ascend along the ulnar side of the forearm. These veins are responsible for draining the medial aspect of the forearm and hand.
+===Course===
+The ulnar veins begin at the [[superficial palmar arch]] and travel proximally, accompanying the ulnar artery. They receive blood from the [[deep veins]] of the hand and forearm, including the [[anterior interosseous vein]]. As they ascend, they join with the [[radial veins]] to form the [[brachial veins]] near the [[cubital fossa]].
+===Tributaries===
+The ulnar veins receive several tributaries along their course, including the anterior interosseous vein and small veins from the surrounding muscles and tissues.
 ==Function==
-The primary function of the ulnar veins is to carry deoxygenated blood from the hand and forearm back to the heart. They work in conjunction with the radial veins to accomplish this task.
+The primary function of the ulnar veins is to return deoxygenated blood from the forearm and hand to the heart. They play a crucial role in the venous return from the upper limb, working in conjunction with the radial veins and superficial veins such as the [[cephalic vein]] and [[basilic vein]].
 ==Clinical significance==
-The ulnar veins, like other veins in the body, can be affected by various medical conditions. These include [[deep vein thrombosis]], [[varicose veins]], and [[phlebitis]]. In some cases, the ulnar veins may be used for venipuncture, the process of drawing blood for diagnostic purposes.
+The ulnar veins, like other deep veins, can be involved in conditions such as [[deep vein thrombosis]] (DVT). Although less common in the upper limb than in the lower limb, DVT in the ulnar veins can occur and may require medical intervention.
-==Related terms==
+==Images==
-* [[Ulnar artery]]
+<gallery>
-* [[Brachial vein]]
+File:2134_Thoracic_Upper_Limb_Veins.jpg|Diagram of the veins of the upper limb, including the ulnar veins.
-* [[Deep vein thrombosis]]
+File:Gray575.png|Anatomical illustration showing the ulnar veins in relation to the ulnar artery.
-* [[Varicose veins]]
+File:Slide16III.JPG|Cross-section of the forearm showing the ulnar veins.
-* [[Phlebitis]]
+File:Slide22III.JPG|Detailed view of the ulnar veins in the forearm.
+</gallery>
+==Related pages==
+* [[Radial veins]]
+* [[Brachial veins]]
+* [[Cephalic vein]]
+* [[Basilic vein]]
+==References==
+* Moore, Keith L.; Dalley, Arthur F.; Agur, Anne M. R. (2013). ''Clinically Oriented Anatomy''. 7th edition. Lippincott Williams & Wilkins. ISBN 978-1-4511-1945-9.
+* Standring, Susan (2015). ''Gray's Anatomy: The Anatomical Basis of Clinical Practice''. 41st edition. Elsevier. ISBN 978-0-7020-5230-9.
 [[Category:Veins of the upper limb]]
-[[Category:Anatomy]]
-[[Category:Medical terminology]]
-{{stub}}