Vena thoracica lateralis

Vena thoracica lateralis

The Vena thoracica lateralis is a major blood vessel located in the thoracic region of the human body. It plays a crucial role in the circulatory system by carrying deoxygenated blood from the lateral thoracic wall to the heart.

Anatomy

The Vena thoracica lateralis is a large vein that runs along the lateral aspect of the thoracic wall. It is formed by the convergence of several smaller veins, including the lateral cutaneous branches of the intercostal veins. These veins drain blood from the skin, muscles, and other tissues of the lateral thoracic region.

The Vena thoracica lateralis then ascends towards the superior mediastinum, where it joins the brachiocephalic vein. This junction forms the superior vena cava, which is responsible for carrying deoxygenated blood from the upper body to the right atrium of the heart.

Function

The primary function of the Vena thoracica lateralis is to transport deoxygenated blood back to the heart. As it ascends towards the superior mediastinum, it collects blood from the lateral thoracic wall and delivers it to the superior vena cava. From there, the blood is directed to the right atrium of the heart, where it will be pumped to the lungs for oxygenation.

Clinical Significance

The Vena thoracica lateralis can be affected by various medical conditions. One such condition is thrombosis, which refers to the formation of blood clots within the vein. Thrombosis can impede blood flow and lead to complications such as swelling, pain, and even tissue damage. Treatment options for thrombosis may include anticoagulant medications or surgical intervention.

See Also

• Superior vena cava
• Circulatory system
• Blood vessel