There are multiple definitions:

1. neuronal inhibitor of apoptosis protein(English)

   • IAP, XIAP
   • Apoptosis, Neurons

2. non-stenotic intracranial atherosclerotic plaque(English)

   • CTA, CVA, DPS, ESUS, FC, IPH, MLN, MRI, PB, RI
   • Atherosclerosis /atherogenic, Anatomy, Brain (dys)function
   • https://doi.org…598-023-48091-8