| 
          OPTU 
         | 
        
          Orthostatic Protein, Timed Collection, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ORTHP 
         | 
        
          Orthostatic Proteinuria, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OSM24 
         | 
        
          Osmolality, 24 Hour, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OSMOF 
         | 
        
          Osmolality, Feces Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UOSMU 
         | 
        
          Osmolality, Random, Urine MCHS- La Crosse Lab
         | 
      
      
        | 
          OSMOS 
         | 
        
          Osmolality, Serum MCHS- La Crosse Lab
         | 
      
      
        | 
          FRAG 
         | 
        
          Osmotic Fragility, Erythrocytes Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OSG_F 
         | 
        
          Osmotic Gap, Feces Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OSCAL 
         | 
        
          Osteocalcin, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OIBFG 
         | 
        
          Osteogenesis Imperfecta and Bone Fragility Gene Panel, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OAPNS 
         | 
        
          Ova and Parasite, Microscopy, Varies Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OPE 
         | 
        
          Ova and Parasite, Travel History or Immunocompromised, Feces Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OVAL 
         | 
        
          Ovalbumin, IgE, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OVMU 
         | 
        
          Ovomucoid, IgE, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OXI 
         | 
        
          Ox-Eye Daisy, IgE, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          DOXA1 
         | 
        
          Oxalate Analysis, Hemodialysate Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          UOXM 
         | 
        
          Oxalate, 24 Hour, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          POXA1 
         | 
        
          Oxalate, Plasma Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          ROXUR 
         | 
        
          Oxalate, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OXCO1 
         | 
        
          Oxalate, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          RAT11 
         | 
        
          Oxalate/Creatinine Ratio, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OXAZS 
         | 
        
          Oxazepam, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          TRIL 
         | 
        
          Oxcarbazepine Metabolite, Serum Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OXYSX 
         | 
        
          Oxycodone Screen, Chain of Custody, Random, Urine Mayo Clinic Laboratories in Rochester
         | 
      
      
        | 
          OXYCU 
         | 
        
          Oxycodone Screen, Random, Urine Mayo Clinic Laboratories in Rochester
         |