AAN - Associate of Arts in Nursing 
AARCF - American Association for Respi… 
AAS - Associate in Applied Science 
AAS - Associate of Applied Science 
ADN - Associate Degree in Nursing 
ANP - Adult Nurse Practitioner 
AOCN - American Oncology Certified Nur… 
AOCNP - Advanced Oncology Certified Nu… 
apn - advanced practice nurse 
APRN - Advanced Practice Registered Nu… 
ARNP - Advanced Registered Nurse Pract… 
ARRT - American Registry of Radiologic… 
ART - Accredited Record Technician 
ART - Accredited Record Technologist 
AS - Associate of Science 
ASCP - American Society for Clinical P… 
ASN - Associate of Science In Nursing 
ASPO - American Society for Psychoprop… 
ATC - Athletic Trainer, Certified