Kyphosis: Symptoms & Signs

Medically Reviewed on 9/10/2021

Kyphosis is a term that refers to an abnormal outward curvature of the thoracic spine in the upper back.

There may be no associated symptoms with a mild case of kyphosis. Cases related to a defect in the bones of the spine are more likely to progress to more serious symptoms over time. More severe cases may produce signs and symptoms such as an

Complications can include

Causes of kyphosis

Kyphosis can be caused by an individual's posture or may be related to a structural deformity of the bones of the spine. Degenerative arthritis is another possible cause of kyphosis.

Other kyphosis symptoms and signs


Nearly everyone has low back pain at some time during their life. See Answer

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Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.