There are multiple definitions:

1. American College of Cardiology Foundation(English)

   • a nonprofit corporation associated with ACC
   • ACC
   • Cardiology
   • https://www.acc…ics/accf-bylaws

2. anterior cervical corpectomy with fusion(English)

   • SL-ACCF, FSH
   • Spine (or spinal cord), Surgery
   • https://doi.org…/ssrr.2019-0102