There are multiple definitions:

1. periacetabular osteotomy(English)

   • has become an accepted treatment for hip dysplasia
   • ACEA, AI, EI, LCEA
   • Surgery, Skeleton and bone (formation)
   • https://doi.org…1999-016-5169-5

2. parent artery occlusion(English)

   • ACA, CTA, DSA, FD, FDD, ICA, MCA, MRA, mRS, OKM, PCoA, PED, PICA, SAH, SCA
   • Vascular disease, Brain (dys)function, Surgery
   • https://doi.org…017.3.FOCUS1732