There are multiple definitions:

1. anterior pancreaticoduodenal arcade(English)

   • refers to the visualization of pancreatic supplying arteries in patients with pancreatic diseases
   • CNR, DECT, MEI, PCA, PDAC, PEI, PPAC, PSPDA, AIPDA, PIPDA, SNR
   • Pancreas, Anatomy, Gastroenterology
   • https://doi.org…244-022-01157-z

2. acute primary angle closure(English)

   • refers to phacoemulsification and intraocular lens implant with laser peripheral iridotomy in patients with coexisting cataract
   • APACG, CPAC, CPACG, IOL, IOP, LPI, SCPA, TCA, TCPD
   • Ophthalmology
   • https://doi.org…al.pone.0193006
   • https://doi.org…tha.2012.06.015