Jan 31, 2022 · Venous thoracic outlet syndrome (VTOS) is a compressed subclavian vein. Your subclavian vein carries blood from your arm to your heart. If you have VTOS, you may have arm swelling, discoloration or heaviness.

Venous TOS is characterized by subclavian vein compression between the clavicle and first rib. Most patients with venous TOS experience one or more of the following symptoms: Abrupt spontaneous swelling of the entire arm

Jun 4, 2024 · Thoracic outlet syndrome (TOS) is a group of conditions in which there's pressure on blood vessels or nerves in the area between the neck and shoulder. This space is known as the thoracic outlet. Compression of the blood vessels and …

Thoracic outlet syndrome (TOS) is a general term used to describe three conditions which occurs in the thoracic outlet, an area formed by the top ribs and the collarbone. The syndrome occurs when a nerve or blood vessel is compressed by the rib, collarbone, or muscle.

Jun 4, 2024 · If you have venous or arterial thoracic outlet syndrome and have blood clots, you may be given a medicine to dissolve the clots. The medicine, known as thrombolytics, goes into your veins or arteries to dissolve blood clots.

Thoracic outlet syndrome (TOS) occurs when there’s compression of nerves or blood vessels in your lower neck and upper chest. Symptoms include pain, tingling and numbness in your arms and hands. Common causes include vigorous arm movements (especially in sports), traumatic injuries and anatomical variations you’re born with.

Venous thoracic outlet syndrome: Also known as vascular TOS, this type makes up around 5% of TOS cases. It occurs when a vein becomes compressed, causing upper body thrombosis. Arterial thoracic outlet syndrome: This is a rare but serious form of TOS that occurs as a result of a congenital bony abnormality in the lower neck and upper chest.

Venous thoracic outlet syndrome is a condition that occurs when the subclavian vein is compressed by the first rib and the subclavius/anterior scalene muscle resulting in a blood clot. The anterior scalene is a muscle located in the neck that attaches to the first rib in the area known as the thoracic outlet.

Venous thoracic outlet syndrome (vein-related) occurs when the subclavian vein becomes narrowed, irritated, and damaged. This can lead to the development of a blood clot.

Jan 11, 2023 · The venous thoracic outlet syndrome (vTOS) is the second commonest form of thoracic outlet syndrome (with neurogenic thoracic outlet syndrome being the commonest and the arterial thoracic outlet syndrome being the least common).