| Abbreviation | Definition |
|---|---|
| ASDAS | Autism Spectrum Disorder Assessment Service |
| ASEC | Associate Specialist Education Committee |
| ASGBI | Association of Surgeons of Great Britain and Ireland |
| ASH | abdominal supracervical hysterectomy |
| ASH | aldosterone-stimulating hormone |
| ASIM | American Society of Internal Medicine |
| ASIT | Association of Surgeons In Training |
| ASMC | Arthritis Self-Management Course |
| ASME | Association for the Study of Medical Education |
| ASPFA | Asylum Seekers and People From Abroad |
| ASPIRE | Action to Support Practices Implementing Research Evidence |
| ASPIREXX | Action on Secondary Prevention by Intervention to Reduce Events |
| ASQ | Ages and Stages Questionnaires |
| ASSIST | Association for Information Management & Technology Staff in the NHS |
| ASTC | Associate Specialist Training Committee |
| ASTRO-PU | Age, Sex, and Temporary Resident Originated Prescribing Unit |
| ASW | Approved Social Worker |
| ASWCS | Avon, Somerset and Wiltshire Cancer Services |
| AT | Achilles tendon |
| AT | action tremor |