Cervical rib

A cervical rib in humans is a supernumerary (or extra) rib which arises from the seventh cervical vertebra. Sometimes known as "neck ribs", their presence is a congenital abnormality located above the normal first rib. A cervical rib is estimated to occur in 0.6% (1 in 150 people) to 0.8% of the population. Individuals may have a cervical rib on the right, left or both sides.

单词	Cervical rib
释义	Cervical rib 原声例句 Osmosis-神经 This compression could be caused by a cervical rib, which is a congenital anomaly where an extra rib is located above the first rib; or by a Pancoast tumor, a type of lung cancer where tumor forms at the tip of the lung. 这种压迫可能由颈肋引起，颈肋即一种先天性异常：在第一肋上方出现一个额外的肋骨；也可能由肺上沟瘤引起，即肺尖处的一种肿瘤。英语百科 Cervical rib A cervical rib in humans is a supernumerary (or extra) rib which arises from the seventh cervical vertebra. Sometimes known as "neck ribs", their presence is a congenital abnormality located above the normal first rib. A cervical rib is estimated to occur in 0.6% (1 in 150 people) to 0.8% of the population. Individuals may have a cervical rib on the right, left or both sides.
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