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 | (1Â year after hip arthroplasty) | |
Laboratory findings | Â | Â | Â | Â | Â | Â | Â | Â | |
 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) |