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Table 1 Initial laboratory test results

From: A rare long-term undetected pheochromocytoma leading to Takotsubo syndrome in an older male patient: a case report

Parameter (unit)

Result

Reference value

White blood cell count (× 109/L)

26.1

4–10

Troponin I concentration (ng/mL)

10.85

<  0.060

CK (U/L)

1186

38–174

CK − MB (U/L)

77

2–25

Brain natriuretic peptide (pg/mL)

>  9000

< 376

Arterial blood pH

7.29

7.35–7.45

PaO2 (mmHg)

57.3

80.0–110.0

PaCO2 (mmHg)

38.6

35.0–45.0

Arterial lactate (mmol/L)

4.16

0.5–2.2

serum potassium (mmol/L)

4.39

3.5–5.2

Serum calcium (mmol/L)

2.24

2.03–2.54

Serum creatinine (μmol/L)

113.9

59–104

  1. CK Creatine kinase, PaO2 Arterial partial pressure of oxygen, PaCO2 Arterial partial pressure of carbon dioxide.
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BMC Endocrine Disorders

ISSN: 1472-6823

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