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.

Why is the neck divided into triangles?

The use of the divisions described as the triangles of the neck permit the effective communication of the location of palpable masses located in the neck between healthcare professionals. The common swellings anterior of the midline are: Enlarged submental lymph nodes and sublingual dermoid in the submental region.

What is the other name of subclavian triangle?

The subclavian triangle (or supraclavicular triangle, omoclavicular triangle, Ho's triangle), the smaller division of the posterior triangle, is bounded, above, by the inferior belly of the omohyoideus; below, by the clavicle; its base is formed by the posterior border of the sternocleidomastoideus.