17-OH STEROIDS

See 17-HYDROXY CORTICOSTEROIDS

TEST NO LONGER AVAILABLE

17-OH PROGESTERONE

(PREGNANETRIOL)

See 17-HYDROXY PROGESTERONE

17HP

OCCULT BLOOD

OB1

Stool

Random specimen

Instructions for the patient are in the kit

Use code OB2 if two specimens

Use code OB3 if three specimens

TAT – 1 day

OHIP

BTL

OCULOPHARYNGEAL MUSCULAR DYSTROPHY

(OPMD)

See MOLECULAR GENETICS (I)

RCHEO

OLANZAPINE

(ZYPREXA)

OLANZA

Serum,1 ml

Collect trough sample

Centrifuge and separate

Store and transport frozen

TAT – 14 Days

PLAIN RED

OHIP

LL

OLIGOSACCHARIDES

OLIGO

Urine

Submit in an orange or white cap container

Avoid first morning collection

Store and transport frozen

TAT – 40 days

$50.00

LL

OMEGA-3 FATTY ACID

(AA EPA RATIO)

RCML

Whole blood

Fasting is not required.

Store and transport refrigerated.

TAT – 10 days

LAVENDER

$75.00

LL

OPIATES

See DRUG SCREEN

UDSC

OPSA

See PROSTATE SPECIFIC ANTIGEN, TOTAL-DISEASE STATE

PSAI

ORGANIC ACIDS

RCML

Urine, 10 mL (random)

Early morning specimen preferred

Submit in an orange or white cap container

State age of patient and clinical diagnosis

Store and transport frozen

TAT – 30 days

OHIP

LL

OSMOLALITY

SOS

Serum

Centrifuge only

TAT – 15 days

YELLOW SST

OHIP

LL

OSMOLALITY

UOS

Urine

This code can be used for either a random or a 24 hour urine

Submit in an orange or white cap container

Retain a duplicate sample in the fridge until the test is reported if the specimen is a 24 hour sample

TAT – 15 days

OHIP

LL

OSMOTIC FRAGILITY

Refer patient to a hospital laboratory due to time constraints of testing requirements

OSTEOCALCIN

(BGP)

(BONE GLA)

OSTEO

Serum

Allow blood to clot for 30 minutes

Centrifuge as soon as possible

Separate into 2 x 1 mL aliquots and freeze as soon as possible

Store and transport frozen

Avoid hemolysis

TAT—25 days

YELLOW SST

$65.00

LL

OV 125

See CA 125

CA125

OVA AND PARASITES

(O&P)

OVP1

Stool, Copan Fecal Swab (PCR testing)

Only 1 swab sample is required.

Only a small amount of stool is required to be swabbed and placed into the collection tube. Mix the specimen against the sides of the tube to evenly disperse the sample into the Cary Blair medium. Fill to ‘Max Fill’ line. Bend the shaft to break off the swab into the collection tube. Cap tightly and shake the vial to mix the sample.

Store and ship refrigerated.

*NOTE: Traditional O&P testing (in SAF containers) will continue to be provided for certain indications, including immunocompromised patients, immigrant/refugee screening or if Helminthic infestation is suspected. The ordering physician must indicate on the requisition and send samples in SAF is microscopy is needed.

Place approximately 1 tablespoon of stool in a PARA kit with SAF fixative

Store and ship at room temperature

Use test code OVP2 if two specimens received

Use test code OVP3 if three specimens received

TAT – 5 days

OHIP

LL

OVARIAN ANTIBODIES

OVA AB

TEST NOT AVAILABLE

OXALATE

(OXALIC ACID)

24OXA

24 hour Urine (6N HCl preservative)

Submit a 10 mL aliquots in white cap containers

Store and transport refrigerated

State total 24-hour volume on the OHIP Requisition and on the specimen container

Retain a duplicate 50 mL sample in the fridge until test is reported.

TAT – 10 days

OHIP

LL

OXAZEPAM

(SERAX)

RCML

Serum, 3 mL

TAT – 15 days

PLAIN RED

OHIP

LL

OXYCODONE

(PERCODON)

OXYCODON

Urine, 10 mL (random)

Submit in an orange or white cap container

TAT – 5 days

OHIP

LL

OXYGEN AFFINITY OF HEMOGLOBIN

(P50)

TEST NO LONGER AVAILABLE