Biochemistry Reference Ranges

TEST	SEX/AGE	REFERENCE RANGE	UNITS	COMMENTS
AFP		0-16	ug/L
Albumin	0-14 days	28-41	g/L
	>14 days - 1 yr	28-45	g/L
	>1-8 yrs	35-45	g/L
	>8-15 yrs	37-47	g/L
	>15 yrs	32-48	g/L
ALP	0-1 yr	60-500	U/L
	1-10 yrs	80-360	U/L
	11-16 yrs (male)	90-450	U/L
	11-16 yrs (female)	80-400	U/L
	>16-18 yrs (male)	60-300	U/L
	>18 yrs	30-150	U/L
ALT	male	0-40	U/L
	female	0-30	U/L
Ammonia	0-30 days	<50	umol/L
	>30 days - Adult	11-32	umol/L
AST	<1 month	20-200	U/L
	1 month-2 yrs	20-80	U/L
	>2-5 yrs	15-60	U/L
	>5 yrs	10-50	U/L
bHCG	non-pregnant adult	<5	IU/L
B12		130-650	pmol/L
	grey-zone	130-250	pmol/L
Bicarbonate (HCO3)		22-32	mmol/L
Bilirubin (Direct/Conjugated)		0-5	umol/L
Bilirubin (Total)	<24 hrs (cord blood)	<50	umol/L
	24 hrs (day after birth)	<100	umol/L
	48 hrs (2 days after birth)	<140	umol/L
	3 days	<200	umol/L
	4-14 days	<170	umol/L
	2-6 weeks	3-23	umol/L
	>6 weeks	2-20	umol/L
BNP (NT-proBNP)	0-50 yrs	<52	pmol/L
	>50-75 yrs	<105	pmol/L
	>75 yrs	<211	pmol/L
CA 125		0-35	kIU/L
CA 153		<30	kIU/L
CA 199		<37	kIU/L
Calcium		2.2-2.6	mmol/L
CEA		0-5	ug/L
Chloride		95-110	mmol/L
CK	male	60-220	U/L
	female	30-180	U/L
Cortisol	random	170-540	nmol/L	0800 diurnal peak
	Short Synacthen Test	>400 (normal)	nmol/L	30min post
	Dexamethasone Suppression Test	<50 (excludes Cushing's)	nmol/L	0800 post dose at 2400hrs
	Dexamethasone Suppression Test	<50 (excludes Cushing's)	nmol/L	0800 post dose at 2400hrs
Creatinine	<30 days	20-60	umol/L
	>1 month - 2 yrs	20-50	umol/L
	>2-4 yrs	20-60	umol/L
	>4-6 yrs	25-65	umol/L
	>6-10 yrs	25-70	umol/L
	>10-15 yrs	40-80	umol/L
	>15 yrs (male)	50-110	umol/L
	>15 yrs (female)	45-90	umol/L
CRP		<5	mg/L
eGFR		80-120	mL/min/1.73m2	GFR declines by 1mL/min/year over age 40 years
Ferritin	<15 yrs	15-150	ug/L
	>15-30 yrs (male)	20-350	ug/L
	>15-50 yrs (female)	20-200	ug/L
	>30 yrs (male)	20-500	ug/L
	>50 yrs (female)	20-350	ug/L
Folate		>8	nmol/L
FSH	<10 yrs	0-6.5	IU/L
	>10-15 yrs	0-6.5 (pre-pubertal)	IU/L	levels rise during puberty towards adult range
	>15 yrs (female)
	Follicular	3-10	IU/L
	Mid-Cycle	4-25	IU/L
	Luteal	2-8	IU/L
	Post-Menopausal	>20	IU/L
	Antenatal	<1	IU/L
	Male	2-12	IU/L
GGT	<6 months	<150	U/L
	>6-12 months	<50	U/L
	>1-12 yrs	<30	U/L
	>12 yrs (male)	10-50	U/L
	>12 yrs (female)	10-35	U/L
Glucose	Random	3.5-7.7	mmol/L
	Fasting	3.5-6.0	mmol/L
	Polycose test	<7.8	mmol/L	1hr post
HbA1c	Non-diabetic	20-40	mmol/mol
	Pre-diabetes	41-49	mmol/mol
	Diabetes	>49	mmol/mol
IgA	<1 yr	0.0-0.3	g/L
	1-<3 yrs	0.0-0.9	g/L
	3-<6 yrs	0.3-1.5	g/L
	6-<14 yrs	0.5-2.2	g/L
	14-<19 yrs	0.5-2.9	g/L
	Adult	0.4-2.3	g/L
IgG	<15 days	3.2-14.0	g/L
	15 days - <1 yr	2.0-7.0	g/L
	1-<4 yrs	3.2-11.5	g/L
	4-<10 yrs	5.4-13.6	g/L
	10-<19 yrs	6.6-15.3	g/L
	Adult	7.0-16.0	g/L
IgM	<15 days	0.1-0.4	g/L
	15 days - <13 wks	0.1-0.7	g/L
	1-<4 yrs	3.2-11.5	g/L
	13 wks - <1 yr	0.2-0.9	g/L
	1-<19 yrs	0.4-1.9	g/L
	Adult	0.4-2.3	g/L
Iron	<2 months	10-31	umol/L
	2 months - 1 yr	4-27	umol/L
	>1-10 yrs	5-23	umol/L
	>10-18 yrs	8-32	umol/L
	>18 yrs	10-30	umol/L
LDH	<14 days	310-1220	IU/L
	>14 days - 1 yr	190-450	IU/L
	>1-10 yrs	190-320	IU/L
	>10-15 yrs	160-280	IU/L
	>15-18 yrs	130-250	IU/L
	>18 yrs	110-220	IU/L
LH	<10 yrs	0-2.5	IU/L
	>10-15 yrs	0-2.5	IU/L	levels rise during puberty towards adult range
	>15 (female)
	Follicular	2-8	IU/L
	Mid-Cycle	10-75	IU/L
	Luteal	2-8	IU/L
	Post-Menopausal	>15	IU/L
	Antenatal	<1	IU/L
	Male	2-9	IU/L
Lipase		10-70	U/L
Magnesium		0.6-1.2	mmol/L
Oestradiol	Follicular	77-920	pmol/L
	Mid-Cycle	140-2380	pmol/L
	Luteal	77-1145	pmol/L
	Post-Menopausal	<103	pmol/L
	Male	<160	pmol/L
Osmolality		280-300	mosm/kg
Phosphate	<30 days	1.3-2.5	mmol/L
	30 days - 1 yr	1.2-2.2	mmol/L
	>1-4 yrs	1.1-2.0	mmol/L
	>4-11 yrs	1.0-2.0	mmol/L
	>11-16 yrs	0.9-1.9	mmol/L
	>16 yrs	0.8-1.5	mmol/L
Potassium		3.5-5.2	mmol/L
Progesterone	Follicular	1-4	nmol/L
	Luteal	15-100	nmol/L
	Post-Menopausal	<4	nmol/L
	Male	0-1	nmol/L
Prolactin	Female	25-630	mIU/L
	Male	55-380	mIU/L
Protein (Total)	<2 months	45/70	g/L
	>2-12 months	50-80	g/L
	>1-6 yrs	55/80	g/L
	>6-11 yrs	60-83	g/L
	>11 yrs	64-83	g/L
PSA		<4.0	ug/L
PTH (Intact)		1.6-7.2	pmol/L
Rheumatoid Factor		<30	IU/L
Sodium		135-145	mmol/L
Transferrin	<2 months	1.3-2.3	g/L
	>2 months - 3 yrs	1.6-3.3	g/L
	>3 yrs	2.0-3.5	g/L
% Saturation	Male	20-60	%
	Female	20-50	%
hs-Troponin I	Male	20-60	%