Common Lab Values - [ M, N, O ] Normal Laboratory Reference Ranges

[ Lab Values – A thru Z ]

Common Laboratory Values for Lab Tests [ Miscellaneous tables / Articles ]
Drug Levels (Therapeutic)	Interpretation of lab results	Urine discoloration / Urinalysis
Arterial Blood Gas (ABG) Analysis	Anion GAP (AG)	Bacterial Pathogens - Microbiology
*Comprehensive Guide to Normal Lab Values*

Magnesium (serum)

1.5 - 2.4 mEq/L

Critical value:
<1.0 mEq/L and >4.7 mEq/L

0.75 - 1.2 mmol/L

Critical value:
<0.5 mmol/L
and >2.35 mmol/L

Mercury (blood)

< 1 µg/dL

< 50 nmol/L

Methemoglobin (blood)

<2% of total Hb

<0.02 of total Hb

Myelin basic protein (CSF)

<4 ng/mL

<4 µg/L

Myoglobin (serum)

< 55 ng/mL

<55 µg/L

Osmolality (serum)

278 - 305 mOsm/kg

278 - 305 mmol/kg

Osmolality (urine)

50 - 1200 mOsm/kg

50 - 1200 mmol/kg

Oxalate (urine)

≤ 40 mg/day

≤ 456 µmol/day