Flat back syndrome
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At the time the article was created Daniel J Bell had no recorded disclosures.View Daniel J Bell's current disclosures
At the time the article was last revised Henry Knipe had no recorded disclosures.View Henry Knipe's current disclosures
Flat back syndrome (FBS) refers to the decrease or absence of the normal lumbar lordosis resulting primarily in chronic lumbar pain.
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Flat back syndrome is a different condition from straight back syndrome and the two should not be confused or conflated.
Most typically it presents with persistent lower back pain.
- iatrogenic: following corrective surgery for scoliosis
- hip flexion contractures
- fixed thoracic hyperkyphosis and or thoracolumbar kyphosis
- hormonal changes
History and etymology
Historically the term flat back syndrome was reserved for that cohort of patients who lost their normal lumbar lordosis as a postoperative complication after corrective surgery for spinal scoliosis and developed disabling symptoms as a result 2.
- 1. Harrison DE, Oakley PA. Non-operative correction of flat back syndrome using lumbar extension traction: a CBP case series of two. (2018) Journal of physical therapy science. 30 (8): 1131-1137. doi:10.1589/jpts.30.1131 - Pubmed
- 2. La Grone MO. Loss of lumbar lordosis. A complication of spinal fusion for scoliosis. (1988) The Orthopedic clinics of North America. 19 (2): 383-93. Pubmed