A member asked:

What is a palpable step off in regards to a pars defect and spinal instability? how to tell if i have one? pars defect at l5 with bump on spine.

A doctor has provided 1 answer
Dr. Peter Ihle answered

Specializes in Orthopedic Surgery

The step is the: .. spinous process left behind as the effected vertebra slips forward, in someone with a pars defect. if you don't know if you have 1, C a spine surgeon for imaging. x-rays a-, & a CT may B needed.

Answered 11/27/2017

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