| CFU | Colony Forming Unit |
|---|---|
| CFUe | erythroid Colony Forming Unit |
| ACU | acquired cold urticaria; acute care unit; agar colony-forming unit; ambulatory care unit |
| AF | abnormal frequency; acid-fast; adult female; afebrile; aflatoxin; albumin-free; albumose-free; aldeh... |
| AFC | adult foster care; antibody-forming cell |