| PA | panic attack; pantothenic acid; paralysis agitans; paranoia; passive aggressive; pathology; patient'... |
|---|---|
| AOO | anodal opening odor; atrial asynchronous (competitive, fixed-rate) [pacemaker] |
| FAP | familial adenomatous polyposis; familial amyloid polyneuropathy; fatty acid polyunsaturated; fatty a... |
| FCI | fixed-cell immunofluorescence; food chemical intolerance |
| FFC | fixed flexion contracture; fluorescence flow cytometry; free from chlorine |