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Investigation of urine sample (3×24-h pre-operative urinary caetacholamine and metanephrine collections). Abnormal values are in bold
| Sample 1 | Sample 2 | Sample 3 | Reference | |
|---|---|---|---|---|
| Noradrenaline (nmol/24 h) | 7740 | 8660 | 5674 | 0–900 |
| Adrenaline (nmol/24 h) | 257 | 350 | 566 | 0–230 |
| Dopamine (nmol/24 h) | 1991 | 1990 | 1789 | 0–3300 |
| Metanephrine (nmol/24 h) | 3193 | 4500 | 4800 | 0–1800 |
| Normetanephrine (nmol/24 h) | 28 287 | 26 400 | 24 320 | 0–2800 |
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