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Table 1 Laboratory results over time

From: An unusual cause of metabolic alkalosis: hiding in plain sight

Labs

Time Point 1: Initial labs on presentation

Time Point 2: 3 days after stopping baking soda

Time Pont 3: Following resumption of baking soda us

Time Point 4: 3 days after re-stopping baking soda

Reference range

Sodium

146

140

145

141

135–148 mmol/L

Potassium

3.6

3.8

3.0

4.0

3.5–5.1 mmol/L

Chloride

95

98

100

102

96–109 mmol/L

Bicarbonate

44

34

39

32

21–31 mmol/L

Urea Nitrogen

8

9

9

6

7–22 mg/dL

Creatinine

1.37

(121.11)

1.55

(137.02)

1.40

(123.7)

1.40

(123.7)

0.6–1.3 mg/dL

(53–114.9 umol/L)

Glomerular Filtration Rate (eGFR)

45

40

44

44

> 60 45 mL/min/1.73 sqm

Glucose

103

91

91

83

71–99 mg/dL

Calcium

9.3

9.1

8.9

8.8

8.4–10.5 mg/dL

Albumin

3.7

3.9

3.7

3.7

3.5–5.5 g/dL

Magnesium

2.0

   

1.7–2.2 mg/dL

Arterial Blood Gas

pH

7.5

   

7.35–7.45

PaCO2

53.0 (7.06 kPa)

   

35–45 mmHg (4.67–6 kPa)

HCO3

41

   

22–26 mEq/L