Table 1. Open in new tab Serum prolactin...

Hormone

Reference range

Baseline lab values

Labs after paraganglioma resection

Labs after pituitary surgery^a

Most recent labs^b

Prolactin, serum

2-18 ng/mL
(2-18 µg/L)

130.9 ng/mL (130.9 µg/L)

877.8 ng/mL
(877.8 µg/L)

22.2 ng/mL^c (22.2 µg/L)

2.9 ng/mL^c
(2.9 µg/L)

Dopamine, plasma

<36.7 pg/mL
(<240 pmol/L)

2531 pg/mL (16 522 pmol/L)

23.2 pg/mL^d
(152 pmol/L)

29.7 pg/mL^d
(194 pmol/L)

<19 pg/mL^d
(<124 pmol/L)

Epinephrine, plasma

</= 60 pg/mL
(</= 330 pmol/L)

68 pg/mL
(370.9 pmol/L)

27.8 pg/mL^d
(152 pmol/L)

38.6 pg/mL^d
(211 pmol/L)

33.4 pg/mL^d (183 pmol/L)

Norepinephrine, plasma

177.5-811 pg/mL
(1050-4800 pmol/L)

851 pg/mL
(5032 pmol/L)

864 pg/mL^d
(5117 pmol/L)

858 pg/mL^d
(5081 pmol/L)

400.3 pg/mL^d (2369 pmol/L)

Free metanephrine, plasma

</= 57 pg/mL
(</= 289 pmol/L)

<25 pg/mL (<126.8 pmol/L)

19.7 pg/mL^c
(<100 pmol/L)

29.5 pg/mL^c (150 pmol/L)

31.5 pg/mL^c
(160 pmol/L)

Free normetanephrine, plasma

</= 148 pg/mL
(</= 808 pmol/L)

144 pg/mL
(786.2 pmol/L)

238 pg/mL
(1300 pmol/L)

194 pg/mL^c (1060 pmol/L)

120.8 pg/mL^c (660 pmol/L)

Table 1.

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Serum prolactin and catecholamine levels before and after paraganglioma and pituitary surgery

Hormone	Reference range	Baseline lab values	Labs after paraganglioma resection	Labs after pituitary surgery^a	Most recent labs^b
Prolactin, serum	2-18 ng/mL (2-18 µg/L)	130.9 ng/mL (130.9 µg/L)	877.8 ng/mL (877.8 µg/L)	22.2 ng/mL^c (22.2 µg/L)	2.9 ng/mL^c (2.9 µg/L)
Dopamine, plasma	<36.7 pg/mL (<240 pmol/L)	2531 pg/mL (16 522 pmol/L)	23.2 pg/mL^d (152 pmol/L)	29.7 pg/mL^d (194 pmol/L)	<19 pg/mL^d (<124 pmol/L)
Epinephrine, plasma	</= 60 pg/mL (</= 330 pmol/L)	68 pg/mL (370.9 pmol/L)	27.8 pg/mL^d (152 pmol/L)	38.6 pg/mL^d (211 pmol/L)	33.4 pg/mL^d (183 pmol/L)
Norepinephrine, plasma	177.5-811 pg/mL (1050-4800 pmol/L)	851 pg/mL (5032 pmol/L)	864 pg/mL^d (5117 pmol/L)	858 pg/mL^d (5081 pmol/L)	400.3 pg/mL^d (2369 pmol/L)
Free metanephrine, plasma	</= 57 pg/mL (</= 289 pmol/L)	<25 pg/mL (<126.8 pmol/L)	19.7 pg/mL^c (<100 pmol/L)	29.5 pg/mL^c (150 pmol/L)	31.5 pg/mL^c (160 pmol/L)
Free normetanephrine, plasma	</= 148 pg/mL (</= 808 pmol/L)	144 pg/mL (786.2 pmol/L)	238 pg/mL (1300 pmol/L)	194 pg/mL^c (1060 pmol/L)	120.8 pg/mL^c (660 pmol/L)

Hormone	Reference range	Baseline lab values	Labs after paraganglioma resection	Labs after pituitary surgery^a	Most recent labs^b
Prolactin, serum	2-18 ng/mL (2-18 µg/L)	130.9 ng/mL (130.9 µg/L)	877.8 ng/mL (877.8 µg/L)	22.2 ng/mL^c (22.2 µg/L)	2.9 ng/mL^c (2.9 µg/L)
Dopamine, plasma	<36.7 pg/mL (<240 pmol/L)	2531 pg/mL (16 522 pmol/L)	23.2 pg/mL^d (152 pmol/L)	29.7 pg/mL^d (194 pmol/L)	<19 pg/mL^d (<124 pmol/L)
Epinephrine, plasma	</= 60 pg/mL (</= 330 pmol/L)	68 pg/mL (370.9 pmol/L)	27.8 pg/mL^d (152 pmol/L)	38.6 pg/mL^d (211 pmol/L)	33.4 pg/mL^d (183 pmol/L)
Norepinephrine, plasma	177.5-811 pg/mL (1050-4800 pmol/L)	851 pg/mL (5032 pmol/L)	864 pg/mL^d (5117 pmol/L)	858 pg/mL^d (5081 pmol/L)	400.3 pg/mL^d (2369 pmol/L)
Free metanephrine, plasma	</= 57 pg/mL (</= 289 pmol/L)	<25 pg/mL (<126.8 pmol/L)	19.7 pg/mL^c (<100 pmol/L)	29.5 pg/mL^c (150 pmol/L)	31.5 pg/mL^c (160 pmol/L)
Free normetanephrine, plasma	</= 148 pg/mL (</= 808 pmol/L)	144 pg/mL (786.2 pmol/L)	238 pg/mL (1300 pmol/L)	194 pg/mL^c (1060 pmol/L)	120.8 pg/mL^c (660 pmol/L)

Abnormal values are shown in bold font.

^a5 months after paraganglioma resection; 2 months after pituitary surgery.

^b8 months after paraganglioma resection; 5 months after pituitary surgery.

^cOn cabergoline.

^dLabs were measured under SI units and converted to pg/mL conventional units for manuscript data presentation.

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