Hypercalcemia, Anemia, and Acute Kidney Injury: A Rare Presentation of Sarcoidosis

Table 1

Laboratory values on admission (reference range in parenthesis).

Laboratory test	Results on admission	SI units
White blood cell count	8.5 k/uL (4.8–10.8)	8.5 × 10^9/L (4.5–11.0)
Hemoglobin	7.9 g/dL (12.0–16.0)	79 g/L (140–175)
Hematocrit	23.9% (42%–51%)	0.24 proportion of 1 (0.41–0.50)
Platelets	233 k/uL (150–400)	233 × 10^9/L (150–350)
Sodium	138 mEq/L (135–145)	138 mmol/L (136–142)
Potassium	4.1 mEq/L (3.5–5.0)	4.1 mmol/L (3.5–5.0)
Chloride	94 mEq/L (98–108)	94 mmol/L (96–106)
Bicarbonate	29 mEq/L (24–30)	29 mmol/L (21–28)
Blood urea nitrogen	56 mg/dL (8–26)	19.9 mmol/L (2.9–8.2)
Creatinine	3.8 mg/dL (0.5–1.5)	335 umol/L (53–106)
Calcium	16.6 mg/dL (8.5–10.5)	4.15 mmol/L (2.05–2.55)
Ionized calcium	1.93 mmol/L (1.15–1.27)	1.93 mmol/L (1.15–1.27)
Magnesium	4.6 mg/dL (1.5–2.7)	2.30 mmol/L (0.65–1.05)
Total protein	7.1 g/dL (5.8–8.3)	71 g/L (60–80)
Albumin	4.1 g/dL (3.2–4.6)	40 g/L (35–50)
AST	15 U/L (9–36)	0.25 ukat/L (0.17–0.51)
ALT	5 U/L (5–40)	0.08 ukat/L (0.17–0.68)
Alkaline phosphatase	142 U/L (43–160)	2.37 ukat/L (0.5–2.0)
Total bilirubin	0.2 mg/dL (0.2–1.1)	3.42 umol/L (5.0–21)
Direct bilirubin	0.1 mg/dL (0.0–0.3)	1.71 umol/L (1.7–5.1)