scalene

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scalene

1. Maths (of a triangle) having all sides of unequal length
2. Anatomy of or relating to any of the scalenus muscles
References in periodicals archive ?
In our patient, the tumor was attached to the supraclavicular fossa and adherent to the scalene muscles, expanding nearby to involve vital anatomic structures, such as the internal jugular vein and accessory and phrenic nerves.
Neuromuscular efficiency of the sternocleidomastoid and anterior scalene muscles in patients with chronic neck pain.
The US transducer was placed transversally on the neck at the level of the superior pole of the thyroid cartilage and then slightly aligned laterally where the nerve roots were observed between the anterior and middle scalene muscles at the interscalene groove.
The main etiology described for DSN entrapment is hypertrophy of the middle scalene muscle causing compression of the nerve as it passes through.21 Mondelli et al.
In English literature, there are only five reported cases of intramuscular hemagioma that were all originating from scalene muscles (3-6).
Upon exiting their respective neural foramina, the roots travel in the interscalene space, bounded anteriorly by the anterior scalene muscle, posteriorly by the middle/posterior scalene muscles, and inferiorly by the subclavian artery/first rib.
At the level of the scalene muscles, these branches regroup to form the superior, middle and inferior trunks, and when they leave the inter-scalene space, they form anterior and posterior divisions at the supraclavicular level.
The muscle abnormalities included hypertrophy of the scalenus muscle complex, amalgamation of the scalene muscles and interdigitation of the nerve roots through the muscle.
Three distinct trunks are formed between the anterior and middle scalene muscles.
The interscalene brachial plexus block was performed in the interscalene groove, between the anterior and middle scalene muscles (Fig.
It can also occur with TOS, which encompasses three separate disorders involving compression of the subclavian artery, subclavian vein, or brachial plexus in the triangular space bordered by the first rib, clavicle, and scalene muscles [9, 10].
(2,4,6,10,11) Compression of the vein in the thoracic outlet through lateral abduction of the arm or hypertrophy of subclavian or anterior scalene muscles can cause turbulence in the vein, which is exacerbated by increased venous flow experienced during exercise.