Thoracic outlet syndrome - Symptoms and causes - Mayo Clinic
2024年6月4日 · 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 nerves can cause shoulder and neck pain. It also can cause numbness in the fingers.
The brachial plexus of nerves and the subclavian/axillary artery and vein comprise a neurovascular bundle that is often compressed in the lower neck/upper thoracic region, causing a condition known as thoracic outlet syndrome (TOS). There are actually four different forms of TOS, each named for the region where the compression occurs (Image 1). One
Brachial plexus: Anatomy, branches and mnemonics | Kenhub
2023年11月3日 · This segment of the brachial plexus gives rise to three lateral branches: dorsal scapular nerve, long thoracic nerve and intercostal nerve. Each trunk has a well-known scheme of origin from the roots of the brachial plexus: The superior trunk is formed by the roots of C5 and C6. The middle trunk is formed from the root of C7 only.
Anatomy and Embryology of the Thoracic Outlet - PMC
The thoracic outlet is defined as the space in the lower neck between the thorax and axilla through which the subclavian vein, subclavian artery, and brachial plexus travel from their central origins to their peripheral termini.
Neurogenic Thoracic Outlet Syndrome (TOS)
Neurogenic TOS is characterized by compression of the brachial plexus nerve roots (C5 to T1) within the scalene triangle and/or subpectoralis space (see anatomy of TOS).
Thoracic Outlet Syndrome: A Comprehensive Review of …
Thoracic outlet syndrome, a group of diverse disorders, is a collection of symptoms in the shoulder and upper extremity area that results in pain, numbness, and tingling. Identification of thoracic outlet syndrome is complex and a thorough clinical examination in addition to appropriate clinical testing can aide in diagnosis.
Anatomy, Shoulder and Upper Limb, Brachial Plexus
2023年7月24日 · The brachial plexus is a major network of nerves transmitting signals responsible for motor and sensory innervation of the upper extremities, including the shoulder, arm, and hand. It originates from the ventral rami of C5 through T1 spinal nerves.
Modern Treatment of Neurogenic Thoracic Outlet Syndrome: …
2023年7月1日 · Compressive pathology in the supraclavicular and infraclavicular fossae is broadly termed “thoracic outlet syndrome,” with the large majority being neurogenic in nature.
Brachial plexus - Structure, Location, Anatomy, Functions
2023年9月23日 · The brachial plexus is a complex network of nerves that originates in the neck and provides motor and sensory innervation to the upper limb, including the shoulder, arm, forearm, and hand. Its formation involves the lower four cervical nerves (C5-C8) and the first thoracic nerve (T1), with occasional contributions from C4 or T2.
Brachial plexus | Radiology Reference Article - Radiopaedia.org
2024年7月25日 · The brachial plexus is a complex neural network formed by lower cervical and upper thoracic ventral nerve roots which supplies motor and sensory innervation to the upper limb and pectoral girdle. It is located in the neck extending into the axilla posterior to the clavicle.