Test,
Method |
Speci-men |
Conventional
Units |
Factor for
Conversion |
SIU
Units |
11-Deoxycorticosterone
(DOC) |
S |
pg/mL |
3.03 |
pmol/L |
Acetone |
S |
mg/dL |
172.95 |
µmol/L |
Acid
phosphatase, prostatic |
S |
U/L |
1 |
U/L
(nKat/L) |
Acid
phosphatase, prostatic,
Bessey-Lowry-Brock |
S |
Bessey-Lowry-Brock units per L
at 37°C |
16.67 |
U/L at
37° C (nkat/L) |
Adrenocorticotropic hormone
(ACTH) |
S |
pg/mL |
1 |
ng/L |
Adrenocorticotropic hormone
ACTH) |
S |
pg/mL |
0.2202 |
pmol/L |
Alanine
amino-transferase (ALT, SGPT) |
S |
U/L at
37° C |
1 |
U/L at
37° C |
Alanine
amino-transferase (ALT, SGPT) |
S |
U/L at
37° C |
0.017 |
µKat/L |
Albumin |
S |
g/dL |
10 |
g/L |
Aldolase,
Sibley-Lehninger |
S |
U/L at
37° C |
0.74 |
U/L at
37° C |
Aldolase |
S |
U/L |
0.017 |
µKat/L |
Aldosterone |
S |
ng/dL |
0.0277 |
nmol/L |
Alkaline
phosphatase, King-Armstrong |
S |
King
Armstrong units/dL |
7.1 |
U/L |
Alkaline
phosphatase |
S |
U/L |
0.017 |
µKat/L |
Alkaline
phosphatase, Babson |
S |
Babson
units per L at 37°C |
1 |
U/L at
37° C |
alpha-1
Antitrypsin |
S |
mg/dL |
0.01 |
g/L |
alpha-Fetoprotein
(AFP) |
S |
ng/mL |
1 |
µg/L |
alpha-Fetoprotein
(AFP) |
S |
ng/dL |
10 |
ng/L |
alpha-Fetoprotein
(AFP) |
S |
mg/dL |
0.01 |
g/L |
alpha-Fetoprotein
(AFP) |
S |
mg/dL |
10 |
mg/L |
alpha-Fetoprotein
(AFP) |
S |
µg/dL |
10 |
µg/L |
Ammonia |
P |
µg
NH3/dL |
0.5872 |
µmol
NH3/L |
Ammonia |
P |
µg
N/dL |
0.714 |
µmol
N/L |
Amylase,
Somogyi (saccharogenic) |
S |
U/dL |
1.85 |
U/L |
Amylase |
S |
U/L |
0.017 |
µKat/L |
Androstenedione |
S |
ng/dL |
34.92 |
pmol/L |
Angiotensin converting enzyme
(ACE) |
S |
nmol/min/mL |
1 |
U/L |
Angiotensin
II |
S |
ng/dL |
10 |
ng/L |
Anion
gap |
S |
mEq/L |
1 |
mmol/L |
Antidiuretic hormone
(ADH) |
S |
pg/mL |
1 |
ng/L |
Apolipoprotein
A1 |
S |
mg/dL |
10 |
mg/L |
Apolipoprotein
B |
S |
mg/dL |
10 |
mg/L |
Aspartate amino-transferase
(AST, SGOT) |
S |
U/L at
37° C |
1 |
U/L at
37° C |
Aspartate amino-transferase
(AST, SGOT) |
S |
U/L at
37° C |
0.017 |
µKat/L |
Base
Excess |
S |
mEq/L |
1 |
mmol/L |
Bicarbonate |
S |
mEq/L |
1 |
mmol/L |
Bilirubin |
S |
mg/dL |
17.1 |
µmol/L |
Calcitonin |
S |
pg/mL |
1 |
ng/L |
Calcium |
S |
mg/dL |
0.25 |
mmol/L |
Calcium |
S |
mEq/L |
0.5 |
mmol/L |
Calcium,
ionized |
S |
mg/dL |
0.25 |
mmol/L |
Carbon
dioxide partial pressure pCO2 |
WB |
mm
Hg |
0.133 |
kPa |
Carbon
dioxide total |
S |
mEq/L |
1 |
mmol/L |
Carcinoembryonic Antigen
(CEA) |
S |
ng/mL |
1 |
µg/L |
Carcinoembryonic Antigen
(CEA) |
S |
µg/mL |
1 |
mg/L |
Carotene |
S |
µg/dL |
0.0186 |
µmol/L |
Catecholamines, fractionated -
epinephrine |
P |
pg/mL |
5.458 |
pmol/L |
Catecholamines, fractionated -
norepinephrine |
P |
pg/mL |
0.0059 |
nmol/L |
Ceruloplasmin |
S |
mg/dL |
10 |
mg/L |
Chloride |
S |
mEq/L |
1 |
mmol/L |
Chloride |
S |
mg/dL |
1 |
mmol/L |
Cholesterol |
S |
mg/dL |
0.0259 |
mmol/L |
Cholinesterase
(pseudocholinesterase) |
S |
U/L at
37° C |
1 |
U/L at
37° C |
Copper |
S |
µg/dL |
0.157 |
µmol/L |
Coproporphyrins |
S |
µg/dL |
15 |
nmol/L |
Cortisol |
S |
µg/dL |
0.028 |
µmol/L |
Cortisol |
S |
ng/mL |
2.76 |
nmol/L |
Creatine |
S |
mg/dL |
76.3 |
µmol/L |
Creatine
kinase |
S |
U/L at
37° C |
1 |
U/L at
37° C |
Creatine
kinase |
S |
U/L at
37° C |
0.017 |
µKat/L |
Creatinine |
S |
mg/dL |
88.4 |
µmol/L |
Creatinine
clearance |
S |
mL/min/1.73
m^2 |
0.0096 |
mL/sec•m^2 |
cyclic
Adenosine monophosphate (cAMP) |
S |
µg/L |
3.04 |
nmol/L |
cyclic
Adenosine monophosphate (cAMP) |
WB |
ng/mL |
3.04 |
nmol/L |
Dehydroepiandrosterone sulfate
(DHEA-S) |
S |
µg/mL |
2.6 |
µmol/L |
delta-Aminolevulinic
acid |
S |
mg/dL |
76.26 |
µmol/L |
Ferritin |
S |
ng/mL |
1 |
µg/L |
Folate |
S |
ng/mL |
2.266 |
nmol/L |
Galactose |
WB |
mg/dL |
0.05551 |
mmol/L |
Gamma
glutamyl transferease (GGT) |
S |
U/L at
37° C |
1 |
U/L at
37° C |
Gamma
glutamyl transferease (GGT) |
S |
U/L at
37° C |
0.017 |
µKat/L |
Gastrin |
S |
pg/mL |
1 |
ng/L |
Glucose |
S |
mg/dL |
0.0555 |
mmol/L |
Glutathione |
WB |
mg/dL |
0.0325 |
mmol/L |
Growth
hormone |
S |
ng/mL |
1 |
µg/L |
Haptoglobin |
S |
mg/dL |
0.01 |
g/L |
HDL-cholesterol |
S |
mg/dL |
0.0259 |
mmol/L |
Human
chorionic gonadotropin (HCG), beta-subunit
|
S |
mU/mL |
1 |
IU/L |
Hydroxybutyric
dehydrogenase |
S |
U/mL |
1 |
kU/L |
Insulin |
P |
µIU/mL |
6.945 |
pmol/L |
Iron |
S |
µg/dL |
0.179 |
µmol/L |
Iron
binding capacity |
S |
µg/dL |
0.179 |
µmol/L |
Iron
saturation |
S |
% |
0.01 |
fraction
saturation |
Isocitrate dehydrogenase (ICD),
Wolfson-Williams-Ashman |
S |
units/mL
at 25° C |
0.0167 |
U/L at
25° C |
Isocitrate dehydrogenase
(ICD) |
S |
U/L |
0.017 |
µKat/L |
Lactate |
S |
mg/dL |
0.111 |
mmol/L |
Lactate
dehydrogenase (LD), Wroblewski |
S |
units/mL
at 30° C |
0.482 |
U/L at
30° C |
Lactate
dehydrogenase (LD) |
S |
U/L at
37° C |
1 |
U/L at
37° C |
LDL-cholesterol |
S |
mg/dL |
0.0259 |
mmol/L |
Lead |
S |
µg/dL |
0.0483 |
µmol/L |
Lead |
S |
mg/dL |
48.26 |
µmol/L |
Leucine
aminopeptidase (LAP),
Goldbarg-Rutenberg |
S |
U/mL |
0.24 |
U/L |
Leucine
aminopeptidase (LAP) |
S |
U/L |
0.017 |
µKat/L |
Lipase,
Cherry-Crandal |
S |
U/mL |
278 |
U/L |
Lipase |
S |
U/L |
0.017 |
µKat/L |
Lipids,
total |
S |
mg/dL |
0.01 |
g/L |
Luteinizing hormone
(LH) |
S |
mIU/mL |
1 |
IU/L |
Magnesium |
S |
mEq/L |
0.5 |
mmol/L |
Magnesium |
S |
mg/dL |
0.411 |
mmol/L |
Malic
dehydrogenase |
S |
U/L |
0.017 |
µKat/L |
Methemoglobin |
WB |
g/dL |
10 |
g/L |
Muramidase |
S |
mg/L |
1 |
mg/L |
Myoglobin |
S |
µg/L |
1 |
µg/L |
Osmolality |
S |
mOsm/kg
H2O |
1 |
mOsm/kg
H2O |
Osteocalcin |
S |
ng/mL |
1 |
µg/L |
Oxygen
partial pressure pO2 |
WB |
mm
Hg |
0.133 |
kPa |
Parathyroid hormone
(PTH) |
S |
pg/mL |
1 |
ng/L |
pH |
WB |
nEq/L |
1 |
nmol/L |
Phenylalanine |
S |
mg/dL |
60.54 |
µmol/L |
Phosphate, inorganic
phosphorus |
S |
mg/dL |
0.323 |
mmol/L |
Porphobilinogen |
S |
µg/d |
4.42 |
µmol/d |
Potassium |
S |
mEq/L |
1 |
mmol/L |
Progesterone |
S |
ng/dL |
0.0318 |
nmol/L |
Prolactin |
S |
ng/mL |
1 |
µg/L |
Protein,
total |
S |
g/dL |
10 |
g/L |
Protoporphyrin |
RBCS |
mg/dL |
0.0178 |
µmol/L |
Pyruvate |
WB |
mg/dL |
113.6 |
µmol/L |
Renin
(plasma renin activity, PRA) |
S |
ng/mL/h |
1 |
µg/L•hr |
Reverse
T3 (rT3) |
S |
ng/dL |
0.0154 |
nmol/L |
Serotonin |
S |
ng/mL |
0.0057 |
µmol/L |
Sodium |
S |
mEq/L |
1 |
mmol/L |
Testosterone |
S |
ng/dL |
0.0347 |
nmol/L |
Thyroglobulin |
S |
ng/mL |
1 |
µg/L |
Thyroxine binding globulin
(TBG) |
S |
mg/dL |
10 |
mg/L |
Thyroxine binding globulin
(TBG) |
S |
µg/dL |
10 |
µg/L |
Thyroid
stimulating hormone (TSH) |
S |
µU/mL |
1 |
mIU/L |
Thyrotropin releasing hormone
(TRH) |
S |
pg/mL |
1 |
ng/L |
Thyrotropin releasing hormone
(TRH) |
S |
pg/mL |
2.759 |
pmol/L |
Thyroxine (T4)
total |
S |
µg/dL |
12.9 |
nmol/L |
Thyroxine,
free |
S |
ng/dL |
12.9 |
pmol/L |
Transferrin
(TIBC) |
S |
mg/dL |
0.01 |
g/L |
Tri-iodothyronine (T3),
free |
S |
pg/mL |
15.4 |
nmol/L |
Tri-iodothyronine (T3),
total |
S |
ng/dL |
0.0154 |
nmol/L |
Triglycerides |
S |
mg/dL |
0.0113 |
mmol/L |
Troponin
I |
S |
mg/mL |
1 |
µg/L |
Troponin
I |
S |
µg/L |
1 |
µg/L |
Troponin
T |
S |
µg/L |
1 |
µg/L |
Urea
nitrogen |
S |
mg/dL |
0.357 |
mmol/L
urea |
Uric
acid |
S |
mg/dL |
0.0595 |
mmol/L |
Viscosity |
S |
centipoise |
1 |
centipoise |
Vitamin
A1 |
S |
µg/dL |
0.0349 |
µmol/L |
Vitamin
B12 (cyanocobalamin) |
S |
pg/mL |
0.738 |
pmol/L |
Vitamin
B12, unsaturated binding
capacity |
S |
pg/mL |
0.738 |
pmol/L |
Vitamin
B6 |
S |
ng/mL |
5.982 |
nmol/L |
Vitamin
C (ascorbic acid) |
S |
mg/dL |
5.678 |
µmol/L |
Vitamin
D (calciferol, 1,25-dihydroxy) |
S |
pg/mL |
2.4 |
pmol/L |
Vitamin
D (calciferol, 25-hydroxy) |
S |
ng/mL |
2.496 |
nmol/L |
Vitamin
E (tocopherol) |
S |
ng/mL |
23.22 |
nmol/L |
Xylose
(from absorption) |
S |
mg/dL |
0.0666 |
mmol/L |
Zinc |
S |
µg/dL |
0.153 |
µmol/L |