Table 1.

Laboratory values

Test	Lab Value	Reference Range
Serum creatinine
At time of presentation, mg/dL	1.34	0.6–1.2
Four months prior, mg/dL	1.40
eGFR, mL/min/1.73m2	51–53	>60
Serum Bicarbonate, mmol/L	22	22–26
Phosphorus, mg/dL	4.0	2.4–4.7
Total calcium, mg/dL	11.1	8.9–10.3
Albumin, g/dL	4.2	3.5–5.1
Intact PTH, pmol/L	13.4	1.6–6.9
Thyroid Stimulating Hormone, μIU/mL	2.4	0.3–4.2
25-hydroxyvitamin D, ng/mL	34	25–80
24-hour urine calcium, mg/d	88	>200*
Urine Specific Gravity	1.005	1.010 – 1.030
Urinalysis	No blood, no protein	--

Abbreviations: PTH, parathyroid hormone; eGFR, estimated glomerular filtration rate.

^*Typical value; varies with intake.