1·The middle scalene muscle may also influence the brachial plexus.
结果：中斜角肌对臂丛的影响同样重要；
2·RESULTS: Pathological changes were found in cervical, anterior scalene muscle and middle scalene muscle.
结果：术中探查见颈肋、前斜角肌、中斜角肌均有病理改变。
3·Results: Anterior scalene muscle originates from transverse processes of 3 ~ 6 cervical vertebrae. Middle scalene muscle starts from transverse processes of 2 ~ 7 or 2 ~ 6 cervical vertebrae.
结果：前斜角肌起于第3 ~ 6颈椎横突的前后结节，中斜角肌起于第2 ~ 7或2 - 6颈椎横突的前后结节。