Table 1.

Catecholamines and vasoactive intestinal peptide levels in plasma and urine

	Day 2	Day 5	Post-operation	Reference range
Plasma
Epinephrine (pg/mL)	547	624	35	< 130
Norepinephrine (pg/mL)	1683	1662	376	150–520
Dopamine (pg/mL)	214982	345	14	< 30
Vasoactive intestinal peptide (pg/mL)	377	126	< 10	< 100
Urine
Metanephrine (mg/24 h)	2.4	2.3	0.12	0.04–0.19
Normetanephrine (mg/24 h)	3.2	3.4	0.21	0.09–0.37
Vanillylmandelic acid (mg/24 h)	53.8	47.5	2.80	1.4–6.5