| ACO | acute coronary occlusion; alert, cooperative, and oriented; anodal closure odor |
|---|---|
| ACTS | acute cervical traumatic sprain or syndrome; advanced communication technology satellite; American C... |
| ACU | acquired cold urticaria; acute care unit; agar colony-forming unit; ambulatory care unit |
| ACV | acute cardiovascular [disease]; acyclovir; assisted controlled ventilation; atrial/carotid/ventricul... |
| ACVD | acute cardiovascular disease, atherosclerotic cardiovascular disease |