- Factor V Leiden Mutation
- Factor-IX
- Factor-V
- Factor-VIII
- Ferritin
- Fibrinogen
- Fibrinogen Degradation Product (FDP)
- Fluid Cell Count
- Fluid Examination – Routine, Ascitic Fluid
- Fluid Examination – Routine, CSF
- Fluid Examination – Routine, Others
- Fluid Examination – Routine, Pleural Fluid
- Fluid Examination – Routine, Synovial Fluid
- Folate Serum (Folic Acid)
- FSH – Follicle Stimulating Hormone.
- Fungal Stain
- Fungus Culture
