| FSU | family service unit; functional spine unit |
|---|---|
| FT | Fallot tetralogy; false transmitter; family therapy; fast twitch; fatigue trial; fibrous tissue; fin... |
| FTBS | Family Therapist Behavioral Scale |
| FTS | family tracking system; feminizing testis syndrome; fetal tobacco syndrome; fissured tongue syndrome... |
| FWA | Family Welfare Association |