Pyogenic liver abscess: An audit of 10 years’ experience

Table 1 Summary of laboratory results at initial presentation

	Reference range	No. of patients measured	mean ± SD	% of patients outside reference range
White cell count (× 109/L)	4.0-11.0	62	15.0 ± 6.3	74%
Neutrophil count (× 109/L)	2.0-8.0	62	12.9 ± 5..9	82%
Haemoglobin (g/L)	135-180	62	118 ± 21	24% Hb < 100 g/L
Platelets (× 109/L)	150-400		320 ± 202	42%
C-reactive protein (mg/L)	< 5	47	272 ± 119	100% (47/47)
Urea (mmol/L)	3.1-8.1	62	8.2 ± 5.96	29% Urea > 8.1 mmol/L
Creatinine (μmol/L)	60-100	62	105 ± 60	42% Cr > 100 μmol/L
				16% Cr > 150 μmol/L
Albumin (g/L)	35-46	62	30 ± 7.0	73%
AST (U/L)	12-36	61	127 ± 301	67%
ALT (U/L)	5-40	62	118 ± 222	73%
ALP (U/L)	41-119	61	209 ± 140	71%
GGT (U/L)	5-65	62	191 ± 201	75%
Bilirubin (μmol/L)	3-18	61	30 ± 39	54% Bil > 18 μmol/L 13% Bil > 50 μmol/L
Glucose (mmol/L)	3.5-5.5	47	7.8 ± 2.6	15% (7/47) Glucose > 10 mmol/L
INR	≤ 1.5	53	1.3 ± 0.56	13% (7/53)

AST: Aspartate transaminase; ALT: Alanine transaminase; ALP: Alkaline phosphatase; Bil: Serum bilirubin; GGT: γ glutamyl transpeptidase; INR: International normalized ratio; RR: Reference range. Reference ranges supplied by local pathology laboratory.