Chemical pathology
| 17-hydroxyprogesterone - serum |
| 17-oxosteroids - urine |
| 25-hydroxycholecalciferol |
| 4-hydroxy-3-methoxymandelate |
| 5-aminolaevulinate - urine |
| 5-hydroxyindole acetate (HIAA) - urine |
| K |
|---|
| Ketones - plasma |
| Ketones - urine |
| Ketosteroids - urine |
| N |
|---|
| Neurone specific enolase - serum |
| Nortriptyline |
| Q |
|---|
| Quinidine - serum |
| R |
|---|
| Reducing substances - faeces |
| Reducing substances - urine |
| Renin - plasma |
| Retinol |
| U |
|---|
| Urate - plasma or serum |
| Urate - urine |
| Urea - plasma or serum |
| Urea - urine |
| Urinalysis |
| Urine acidification test |
| Urobilinogen - urine |
| Uroporphyrinogen decarboxylase - red cells |
| Uroporphyrinogen synthetase |
| W |
|---|
| Water deprivation test |
| X |
|---|
| Xylose Absorption Test |
| Z |
|---|
| Zinc - plasma or serum |
| Zinc - urine |