| F2ISOM | F2-Isoprostanes, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | FVL | FACTOR 5 LEIDEN [LAB346] Pathology Laboratory Des Moines, IA | 
      
        | FVIII | Factor 8 Assay, LAB306 UPH Pathology Laboratory | 
      
        | FIX | FACTOR 9 ASSAY [LAB308] Pathology Laboratory Des Moines, IA | 
      
        | FRAGWM | False Ragweed, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | STFATM | Fat, Feces Mayo Clinic Laboratories in Rochester | 
      
        | FAPP | Fatty Acid Profile, Peroxisomal (C22-C26), Serum Mayo Clinic Laboratories in Rochester | 
      
        | FECLAC | Fecal Lactoferrin Qualitative, LAB731 St. Luke's Hospital Cedar Rapids | 
      
        | STWBC | Fecal Leukocytes LAB265 UnityPoint Finley | 
      
        | FELBAM | Felbamate (Felbatol), Serum Mayo Clinic Laboratories in Rochester | 
      
        | FENRM | Fentanyl Screen with Reflex, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | FENTUM | Fentanyl with Metabolite Confirmation, Random, Urine Mayo Clinic Laboratories in Rochester | 
      
        | FENTSM | Fentanyl, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FERETM | Ferret Epithelium, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FERR | Ferritin LAB68 UnityPoint Finley | 
      
        | FS | Fetal Cell Screening Test LAB896 UnityPoint Finley | 
      
        | FMBM | Fetomaternal Bleed, Flow Cytometry, Blood Mayo Clinic Laboratories in Rochester | 
      
        | FIBR | Fibrinogen [LAB314] UnityPoint Finley | 
      
        | CULFBM | Fibroblast Culture for Biochemical or Molecular Testing, Chorionic Villi/Products of Conception/Tissue Mayo Clinic Laboratories in Rochester | 
      
        | FIBROM | FibroTest-ActiTest, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FINCHM | Finch Feathers, IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FBSHM | Firebush (Kochia), IgE, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FLECAM | Flecainide, Serum Mayo Clinic Laboratories in Rochester | 
      
        | FLOWCY | Flow Cytometry NeoGenomics | 
      
        | FLUORM | Fluoride, Plasma Mayo Clinic Laboratories in Rochester |