Thoracic Outlet Anatomy

Doctors use the term outlet because blood vessels pass from the chest into the neck and shoulders through this space. This can happen when there is an extra cervical rib or because of a tight fibrous band that connects the spinal vertebra to the rib.

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Thoracic outlet syndrome is a rare condition that occurs when there is compression of vessels and nerves in the area of the clavicle.

Thoracic outlet anatomy. Anatomy of the thoracic outlet doctors have classically defined the thoracic outlet as the space at the top of the rib cage where the neck joins the chest. Anatomy of the thoracic outlet. Many important anatomical structures pass from the neck into the thorax and chest cavity from the thoracic outlet.

Using surface landmarks the thoracic outlet is located next to the large muscle that runs vertically in the neck called the sternocleidomastoid muscle. Thoracic outlet syndrome pinched nerve. Also i lost strength in the forearm and dexterity in the fingers by about 75 so i am back at the gym lifting weights to strengthen the forearm.

The superior thoracic aperture or thoracic outlet is an upper chest area located below the clavicles and between the neck and the shoulders. The thoracic outlet region is located within the lower part of the neck beginning just above and behind the clavicle and extending to the upper part of the arm. The strength and dexterity in each finger is tested by squeezing a blue racketball throughout the day until the grip strength returns.

A bundle of nerves and blood vessels passes through the thoracic outlet and provides sensation motor control and circulation of blood to the chest shoulder arm and hand. The thoracic outlet is a small space between the clavicle collarbone and the first rib see image below.

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