| 16817-9 | Entamoeba histolytica Ab (qualitative, immune diffusion (id)) | MICRO |
| 16818-7 | Entamoeba histolytica Ab (CSF) | MICRO |
| 16819-5 | Entamoeba histolytica Ab (immunofluorescence) | MICRO |
| 1682-4 | Beta hydroxybutyrate dehydrogenase | CHEM |
| 16820-3 | Entamoeba histolytica Ab (complement fixation) | MICRO |
| 16821-1 | EPINEPHrine --4 hours post XXX challenge | CHAL |
| 16822-9 | Epithelial cells in Nose (qualitative, light microscopy) | HEM/BC |
| 16823-7 | Epstein Barr virus early Ab (immunoassay) | MICRO |
| 16824-5 | Epstein Barr virus nuclear Ab (CSF, qualitative) | MICRO |
| 16825-2 | Epstein Barr virus nuclear IgG Ab (Body Fluid, qualitative) | MICRO |
| 16826-0 | Epstein Barr virus capsid IgG Ab (CSF) | MICRO |
| 16827-8 | Epstein Barr virus capsid IgG Ab (CSF, qualitative) | MICRO |
| 16828-6 | Erythrocytes in Seminal plasma (manual count) | FERT |
| 16829-4 | Erythromycin (Urine) | DRUG/TOX |
| 1683-2 | 3-Hydroxyisovalerate (Urine) | CHEM |
| 16830-2 | Erythromycin+Ethambutol (minimum inhibitory concentration (mic)) | ABXBACT |
| 16832-8 | Escherichia coli enterotoxic identified (Stool, organism specific culture) | MICRO |
| 16833-6 | Escherichia coli K1 Ag in Specimen (qualitative, immunoassay) | MICRO |
| 16834-4 | Escherichia coli K1 Ag in Specimen (qualitative, latex agglutination) | MICRO |
| 16835-1 | Escherichia coli shiga-like toxin identified (Stool, organism specific culture) | MICRO |
| 16836-9 | Escherichia coli verotoxic identified (Stool, organism specific culture) | MICRO |
| 16838-5 | Estriol (E3) (Body Fluid) | CHEM |
| 1684-0 | 3-Methoxy-4-Hydroxyphenylglycol (Urine) | CHEM |
| 16840-1 | Ethacrynate | DRUG/TOX |
| 16841-9 | Ethambutol+rifAMPin (minimum inhibitory concentration (mic)) | ABXBACT |
| 16842-7 | Ethanol in Unknown substance | DRUG/TOX |
| 16843-5 | Ethanol (Body Fluid) | DRUG/TOX |
| 16844-3 | Ethinamate (qualitative, confirmatory method) | DRUG/TOX |
| 16845-0 | Ethionamide | DRUG/TOX |
| 16847-6 | Ethoheptazine (qualitative) | DRUG/TOX |
| 16848-4 | Ethoheptazine | DRUG/TOX |
| 16849-2 | Ethyl benzene (Urine) | DRUG/TOX |
| 1685-7 | 3-Methylhistidine (qualitative) | CHEM |
| 16850-0 | Ethylene oxide (Blood) | DRUG/TOX |
| 16851-8 | Ethylmorphine (Urine) | DRUG/TOX |
| 16852-6 | Etodolac | DRUG/TOX |
| 16853-4 | Fat (Stool) | CHEM |
| 16855-9 | Fat in 48 hour Stool | CHEM |
| 16856-7 | Fat.microscopic observation (Synovial Fluid, sudan iv stain) | PATH |
| 16857-5 | Fenclorvos (Blood, qualitative) | DRUG/TOX |
| 16858-3 | fentaNYL (Body Fluid) | DRUG/TOX |
| 16859-1 | Fibrinogen in Platelet poor plasma (qualitative) | COAG |
| 1686-5 | 3-Methylhistidine | CHEM |
| 16860-9 | Fibrinopeptide A Ag (Peritoneal Fluid, immunoassay) | COAG |
| 16861-7 | Fibrinopeptide A Ag in Platelet poor plasma (immunoassay) | COAG |
| 16862-5 | Fibrinopeptide B Ag in Platelet poor plasma (immunoassay) | COAG |
| 16863-3 | Fibrinopeptide B beta (1-14) Ag in Platelet poor plasma (immunoassay) | COAG |
| 16864-1 | Fibrinopeptide B beta (1-42) Ag in Platelet poor plasma (immunoassay) | COAG |
| 16865-8 | Fibrinopeptide B beta (15-42) Ag in Platelet poor plasma (immunoassay) | COAG |
| 16866-6 | Fibrinopeptide B beta (43-47) Ag in Platelet poor plasma (immunoassay) | COAG |