There’s a typically held falsehood that men have actually one less rib than women. This myth may have actually its root in the Bible and the production story around Eve gift made from among Adam’s ribs.

This legend is exactly that: an unproven, untrue belief. That no longer organized as fact by spiritual leaders of any type of denomination.


The vast bulk of people are born through 12 pairs of ribs, for a total of 24, no matter their sex.

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The exemption to this anatomy preeminence are civilization born with certain genetic anomalies. These can take the kind of too plenty of ribs (supernumerary ribs) or too few (agenesis the ribs).


Cervical rib

Cervical rib is a hereditary mutation which reasons some people to it is in born through one or 2 extra ribs between the basic of the neck and the collarbone.

People born with this condition may have one extra rib on one of two people side, or one extra rib top top both sides. This ribs may be fully formed bones, or they might be tissue fiber strands the don’t contain any kind of bone.

Cervical rib is a condition that can influence any sex.

Many world who have this condition don’t have any symptoms and also are unaware the they have it. Others endure discomfort, such as neck pain or numbness, led to by the cervical rib pushing down top top nerve end or blood vessels.

Cervical rib may result in a condition called thoracic outlet syndrome (TOS). TOS typically appears in adulthood and may affect much more men than women. Not everyone who has cervical rib will build TOS.

Trisomy 21 (Down syndrome)

Down syndrome is a chromosomal disorder. Human being born with Down syndrome sometimes have actually an extra rib, or a absent 12th rib. No everyone who has actually Down syndrome has actually rib number variations.

Spondylocostal dysplasia

This rare, autosomal recessive disorder is likewise known as spondylocostal dysostosis. It requires an abnormal breakthrough of the ribs and also spine. In enhancement to scoliosis and fused or misshapen vertebrae, civilization born through this condition may have actually ribs that space fused together, or lacking entirely.

Spondylothoracic dysplasia

Spondylothoracic dysplasia is an autosomal recessive condition. It’s also known together spondylothoracic dysostosis. Babies born through this condition have unify ribs and fused vertebrae. They likewise have very tiny chest cavities, which can cause severe troubles with breathing.

Goldenhar syndrome (oculo-auriculo-vertebral spectrum)

Goldenhar syndrome is a rare congenital condition that reasons anomalies to occur in the spine, ears, and also eyes.

Babies born with Goldenhar syndrome may have actually one or two partially created or lacking ears, and also benign eye growths. They may likewise have one underdeveloped jaw and also cheekbone, and ribs that space missing, fused, or not fully formed.


Rib abnormalities don’t should be treated unless they cause problems, such as abnormal expansion patterns, troubles with breathing, or pain.

Some rib deformities may be choose up via ultrasound, prior to your baby is born. Others might become apparent after birth, if her baby has a smaller chest size, or displays difficulty with breathing. If so, treatment will focus on respiratory support.

Missing ribs are occasionally corrected surgically v a machine called a upright expandable prosthetic titanium rib (VEPTR). VEPTRs deserve to be changed in dimension as your kid grows.

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Spinal problems such together scoliosis may be cure surgically or through a brace.

If there room no difficulties with posture, breathing, or walking, watchful waiting may be all that is required.

Adults with cervical ribs who begin to experience symptoms connected with TOS may have their extra rib or ribs operation removed.