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Table 1 Investigations results upon admission

From: Melanosis coli in a peritoneal dialysis patient: a case report

Investigations

Results

Reference values

Full blood counts

Hemoglobin

Total white cell count

Platelet

Mean corpuscular volume

Mean corpuscular hemoglobin

9.1

10.8×109

391

95

30

11.6–15.1 g/dL

4.0–11.4 × 109/L

150–400 × 109/L

80.6–95.5 fL

26.9–32.3 pg

Renal profile and electrolytes

Urea

Sodium

Potassium

Creatinine

Calcium

Phosphate

10.0

135

4.7

1031

1.7

1.46

2.5–7.1 mmol/L

135–145 mmol/L

3.5–5.0 mmol/L

44–97 μmol/L

2.2–2.6 mmol/L

0.84–1.45 mmol/L

Liver function test

Albumin

Total bilirubin

Alkaline phosphatase

Aspartate transaminase

Alanine aminotransferase

24

9.8

80

49

10

35–50 g/L

4–20 U/L

45–145 IU/L

8–35 IU/L

10–45 IU/L

Blood, stool, urine, and peritoneal dialysis fluid culture and sensitivity

Negative