There are multiple definitions:

1. pedicle subtraction osteotomy(English)

   • a spinal realignment technique that may be used to correct sagittal spinal imbalance
   • PT, SVA, mPSO
   • Spine (or spinal cord), Surgery
   • https://doi.org…10.9.SPINE10129
   • https://doi.org…0381-015-2738-y

2. psoriasis(English)

   • axSpA, CID, CZP, Fc, FcRn, IFX, IMID, PSA, RA, SmPC, TNF, WoCBA, AS, ASAS, IBD, SpA, GPP
   • Dermatology, Autoimmunity, Woman /female, Pregnancy, Pharmacology / pharmaceutics
   • https://doi.org…jwd.2019.04.021
   • https://doi.org…aut.2014.01.015