thoracolumbar

adjective
tho·​ra·​co·​lum·​bar | \-ˈləm-bər, -ˌbär \

Medical Definition of thoracolumbar 

1 : of, relating to, arising in, or involving the thoracic and lumbar regions thoracolumbar spine fractures

2 : sympathetic sense 1 thoracolumbar nerve fibers

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