Lab Test Directory—Saint Luke's Regional Laboratories
| IODINE24U | Iodine, 24 Hour Urine |
| IODINEU | Iodine, Random Urine |
| IODINECRU | Iodine, Urine with Creatinine Ratio |
| IRON T | Iron, Liver Tissue |
| IRON U RN | Iron, Random Urine |
| IRON | Iron, Serum |
| IRON TRF | Iron/Transferrin, Serum |
| REF MISC | Isavuconazole (CRESEMBA) LC-MS/MS |
| ISLET CELL | Islet cells, Antipancreatic |
| REF MISC | Isocyanates Profile |