Bilateral pars interarticularis fracture icd 10 July 8, 2019 16 32 64 128 Bilateral l5 pars interarticularis fracture icd 10 Bilateral pars fracture icd 10 Pars interarticularis fracture icd 10 Bilateral pars interarticularis defects icd 10 Bilateral primary osteoarthritis of knee icd 10