FA (femoral artery)

FA (folic acid)

FA (forearm)

FACC (Fellow of the American College of Cardiology)

FACD (Fellow of the American College of Dentists)

FACP (Fellow of the American College of Physicians)

FACR (Fellow of the American College of Radiology)

FACS (fluorescence-activated cell sorter; Fellow, American College of Surgeons)

FADL (functional activities of daily living)

FADS (fetal akinesia deformation sequence)