What does the supraclavicular triangle contain?

What does the supraclavicular triangle contain?

Supraclavicular (omoclavicular) triangle It shares anterior and inferior margins with the posterior triangle. However, it is limited superiorly by the inferior border of omohyoid. Scalenus medius, the first digitation of serratus anterior and the first rib are in the floor of this triangle.

What structures are found in the Omoclavicular triangle?

Subclavian triangle/ supraclavicular triangle (omoclavicular triangle)

• subclavian artery.
• subclavian vein.
• brachial plexus.
• suprascapular artery.
• transverse cervical artery.
• external jugular vein.
• plexus of the transverse cervical and transverse scapular veins.

Where is the supraclavicular triangle?

neck
The supraclavicular triangle is one of the paired triangles in the posterior triangle of the neck. The triangles of the neck are surgically focused, first described from early dissection-based anatomical studies which predated cross-sectional anatomical description based on imaging (see deep spaces of the neck).

Which artery goes under the clavicle?

subclavian artery
Beyond the first rib where it passes underneath the clavicle, the subclavian artery becomes the axillary artery and passes underneath the pectoralis minor muscle.

What causes swelling in the supraclavicular area?

Enlarged lymph nodes above the collarbone: Enlarged lymph nodes above the collarbone (supraclavicular lymphadenopathy) are always considered abnormal. These generally suggest cancer or an infection in the region close by. Examples include lung infection, lung cancer, lymphoma in the chest cavity, or breast cancer.

What is under collar bone?

The thoracic outlet is a narrow space between your collarbone (clavicle) and your first rib. Nerves and blood vessels exit from your chest to your arm through this space. This includes: The subclavian artery, a very large main artery.

What are the contents of a supraclavicular triangle?

Supraclavicular (omoclavicular) triangle. Contents: Vessels: the third part of the subclavian artery, suprascapular and transverse cervical branches of the thyrocervical trunk, external jugular vein, lymph nodes Nerves: accessory nerve (CN XI), the trunks of the brachial plexus, fibers of the cervical plexus

Is the omoclavicular part of the subclavian triangle?

One such triangle is the omoclavicular, also called the subclavian triangle, which is part of the larger posterior triangle of the neck. This article explains the contents and the borders of the subclavian triangle.

Which is the posterior triangle of the neck?

The supraclavicular triangle is one of the paired triangles in the posterior triangle of the neck. The triangles of the neck are surgically focused, first described from early dissection-based anatomical studies which predated cross-sectional anatomical description based on imaging (see deep spaces of the neck).

Where is the third part of the subclavian artery located?

Learn more about the triangles of the neck here: The omoclavicular triangle, which is also called the subclavian triangle because the third part of the subclavian artery is located in it, is indicated on the surface of the neck by the supraclavicular fossa which is also the lowest portion of the posterior triangle.