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Table 1 The sequence of laboratory findings from the beginning of disease

From: Tumour-induced osteomalacia: a literature review and a case report

 

2011

2012

2013

2014

2015

Sequence of analysis

1st

2nd

1st

2nd

1st

1st

2nd

(1 year after hip arthroplasty)

Laboratory findings

        

 Phosphate (0.87–1.45 mmol/l)

0.48

    

0.52

0.36

1.19

 24 h urine sample phosphate (12.9–42.0 mmol/24 h)

26.49

    

17.97

 

%TPR = 90.52a

 Calcium (2.15–2.50 mmol/l)

2.25

 

2.37

  

2.42

2.40

2.48

 Ionised calcium (1.05–1.30 mmol/l)

1.12

 

1.16

  

1.30

1.09

 

 Alkaline phosphatase (40–150 U/l)

248

274

310

257.25

297.7

319.19

279

85.97

 25-OH vitamin D (75–100 nmol/l)

78.4

 

54.68

47.93

77.70

85.83

72.3

44.42

 Parathyroid hormone (1.6–7.2 pmol/l)

  

6.07

8.10

 

19.9

12.01

 

 FGF-23 26–110 U/l

     

589

 

104 (measured 3 months after hip arthroplasty)

  1. a%TPR = 90.52—calculated according to the formula: 100 × (1 − ((urine phosphate/urine creatinine) × (serum creatinine/serum phosphate))). 100 × (1 − ((45.06/28.521) × (0.07/1.17))) and was found to be in normal range between 85 and 95 %. Numbers are entered in millimoles per liter