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Table 3 Hormone levels of the studied patient

From: Pseudopheochromocytoma induced by anxiolytic withdrawal

Hormonal variables

Results

Laboratory references

Plasma samples

 

Thyroid stimulating hormone

2.3

0.3 to 4.2

mU/L

 

ACTH (8 hours)

< 19

< 75

ng/L

 

Cortisol

245.8

138 to 690

nmol/L

 

Plasma renin

Non- detectable

0.5 to 1.9 x hrs

μg/L

 

Plasma aldosterone

54.1

28 to 291

pmol/l

 

Chromogranin A (with PPI)

875.4

20 to 100

μg/L

 

Chromogranin A (without PPI)

48.3

20 to 100

μg/L

Plasma samples during paroxysm

 

Adrenaline

0.32

< 0.41

nmol/L

 

Noradrenaline

3.37

0.37 to 2.6

nmol/L

 

Dopamine

2.73

< 0.88

nmol/L

Urine samples (24-hour collection)

 

Adrenaline

16

3 to109

nmol/die

 

Noradrenaline

187

89 to 473

nmol/die

 

Dopamine

2,171

424 to 1,612

nmol/die

 

Homovanillic acid

31

9.1 to 33.8

μmol/die

 

Vanillyl mandelic acid

31

< 34

μmol/die

 

5-HIAA

23

3.7 to 42.9

μmol/die

 

Metanephrines

356

375 to 1,506

nmol/die

 

Normetanephrines

1,340

573 to 1,932

nmol/die

 

3-metoxytyramine

702

< 900

nmol/die

  1. 5-HIAA: 5-hydroxyindoleacetic acid; ACTH: adrenocorticotropic hormone; PPI: proton-pump inhibitor.