| 20493-3 | Histiocytes/cells (Body Fluid, light microscopy) |
| 20504-7 | Histiocytes/cells (CSF) |
| 40489-7 | Histiocytes/cells (Synovial Fluid, manual count) |
| 40516-7 | Histiocytes/cells (Peritoneal Fluid, manual count) |
| 40519-1 | Histiocytes/cells (Pleural Fluid, manual count) |
| 40523-3 | Histiocytes/cells in Pericardial fluid (manual count) |
| 74453-2 | Histiocytes/cells (Bone Marrow) |