TEST

CODE

SPECIMEN REQUIREMENT

VACUTAINER

BILLING

LOC

MACROAMYLASE

MACRO

Serum, 1 mL

Centrifuge only

TAT – 15 days

YELLOW SST

$60.00

LL

MACROGLOBULIN, ALPHA 2

See ALPHA 2 MACROGLOBULIN

RCML

 

 

 

MACROPROLACTIN

RCML

Serum, 2 mL

Centrifuge and separate

Store and transport refrigerated

Must be collected in separate SST tube from prolactin test.

TAT – 25 days

YELLOW SST

OHIP

LL

MAGNESIUM

MG

Serum

Centrifuge only

TAT – 1 day

YELLOW SST

OHIP

LL

MAGNESIUM

24UMG

24 Hour Urine (no preservative)

(Also acceptable with 6N HCl preservative)

50 mL aliquot – submit in a sterile urine container

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

Store and ship refrigerated

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

TAT – 1 day

 

OHIP

LL

MAGNESIUM

RCML

Urine, 10 mL (random)

Submit in a 90 mL orange cap container

TAT—8 days

 

OHIP

LL

MAGNESIUM, RBC

(RBC MAGNESIUM)

(MAGNESIUM, ERYTHROCYTES)

RBCM

Red Cells

Centrifuge

Remove the plasma, buffy coat layer and a little of the red cells and place into an empty tube, cap and discard.

Keep the RED CELLS in the original Royal Blue tube. Ensure the cap is replaced tightly.

Freeze RED CELLS.

Store and transport frozen.

TAT – 10 days

ROYAL BLUE

with K2EDTA

$40.00

LL

MAI

(MYCOBACTERIUM AVIUM INTRACELLULAR)

See MYCOBACTERIUM

RPHL

 

 

 

 

MALARIA

MALAR

Whole Blood

If test is ordered on a child, may substitute finger prick blood

Prepare 4 thin smears and 4 thick smears

MUST BE MARKED & PROCESSED AS A STAT

TAT – >1 hr from the time of receipt at the lab

LAVENDER

OHIP

BTL

MALARIA PCR

(MALARIA GENOTYPING)

MALAR

Whole Blood, 2 mL

Store and transport at room temperature

Done on microscopically negative samples but clinical history and symptoms strongly suggest malaria or following consultation with the Medical Microbiologist/Head Technologist in the Toronto Parasitology lab.

Genotyping is available for testing malaria patients with P. falciparum infection.

Testing will only be performed following a discussion with the Medical Microbiologist for cases where the physician is concerned that the patient is not responding to standard anti-malarial therapy.

TAT – 1 day

LAVENDER

OHIP

PHL

MANGANESE RCML

Whole Blood

Do not centrifuge

Send entire tube

Store and ship refrigerated

TAT -- 1-2 weeks

ROYAL BLUE with K2EDTA $70.00 LL

MANGANESE

MANG

Plasma, 3 mL.

Centrifuge and separate within 30 minutes

Do not use gel-separator collection tubes.

TAT – 14 days

ROYAL BLUE

with K2EDTA

$65.00

LL

MANGANESE

MANGA

Urine, 25 mL (random)

Submit in an orange or white cap container

TAT – 20 days

 

$65.00

LL

MAPROTILINE

See LUDIOMIL

RCML

 

 

 

MARFAN SYNDROME

See MOLECULAR GENETICS (I)

RCHEO

 

 

 

 

MARIJUANA

(TETRAHYDRO CANNOBINOIDS, THC)

(CANNABINOIDS SCREEN)

See CANNABIS

UCB

 

 

 

 

MATERNAL CELL CONTAMINATION STUDIES

See MOLECULAR GENETICS (I)

RCHEO

 

 

 

 

MATERNAL SERUM SCREEN

(MSS)

(DOWN’S SYNDROME SCREEN) (TRIPLE MARKER SCREEN)

MSS

Serum, 2 mL

Centrifuge only

DO NOT FREEZE

For risk assessment of open neural tube defects

Testing is recommended at 15-20 weeks gestation

Complete a "Maternal Serum Screen Form

Results will be reported directly to the requesting physician

●Testing includes hCG, AFP, uE3

***Covered for Ontario patients ONLY, all others must pay $100.00*** ***WE CANNOT ACCEPT CASH***

TAT—15 days

YELLOW SST

OHIP

LL

MCAD

See MOLECULAR GENETICS (I)

RCHEO

 

 

 

 

MCV, MCH, MCHC

(INDICES, RBC)

See BLOOD FILM EXAMINATION

 

CBC

 

 

 

 

MEASLES

(RUBEOLA)

MEAS

Serum, 1 mL

Centrifuge only

Store and transport refrigerated

Indicate “Diagnostic” or “Immunity”

  • Diagnostic testing includes IgM and IgG. Immunity testing includes only IgG

For Diagnostic testing, collect an acute sample (within 7 days after the onset of the rash) or convalescent sample (7 to 10 days after the acute)

TAT—5 days

YELLOW SST

N/C

PHL

MELANIN

 

TEST NOT AVAILAVBLE

 

 

 

MELLARIL

(THIORIDAZINE)

RCML

Serum, 3 mL

Centrifuge only

TAT – 20 days

YELLOW SST

OHIP

LL

MENINGOCOCCAL ANTIBODY

 

TEST NO LONGER AVAILABLE

 

 

 

MEPROBAMATE

(MILTOWN)

See EQUANIL

RCML

 

 

 

 

MEPROBAMATE

RCML

Urine, 50 mL (random)

Submit in an orange or white cap container

TAT – 20 days

 

OHIP

LL

MERCURY

(HG BLOOD)

RCML

Whole Blood

DO NOT CENTRIFUGE

Keep in upright position

Store and transport refrigerated

TAT – 5-10 days

 

GREEN with Heparin

OHIP

LL

 

MERCURY

(HG URINE)

 

RCML

24 Hour Urine

24 Hour Urine (Acid Washed Container)

*Order Acid Washed Container from Main Lab as required.

Submit a 20mL sample in a sterile urine container

Record total volume on requisition and on the specimen container

Store and ship refrigerated

Retain a duplicate 90mL urine sample in the fridge until test is reported

TAT – 5-10 days

 

 

OHIP

 

LL

MERCURY

RCML

Urine, 13 mL (random)

Avoid seafood consumption for 3 days prior to collection.

TAT – 14 days

 

OHIP

LL

METABOLIC SCREEN

(Urine Metabolites)

METAB

Urine, 10 mL (random)

Submit in a 90 mL white cap container

State Date of Birth and clinical diagnosis.

  • Testing includes: Amino Acid Screen, reducing substances, other chemical tests. Fractionation and Cystine Quantitation will be performed if indicated.

TAT –15 days

 

$60.00

LL

METANEPHRINES

 

Plasma, 2 x 4mL Lavender tubes

Collect fasting sample.

Patient must abstain from smoking for at least 4 hours prior to collection.

Centrifuge vacutainer tubes and aliquot plasma into 2 separate labelled aliquot tubes and freeze.

Store and transport frozen. If specimen thaws, it is unsuitable for analysis.

TAT – 14 days

2 LAVENDER

OHIP

LL

METANEPHRINES

(NORMETANEPHRINE)

(METS)

24MET

24 Hour Urine (6N HCl preservative)

20 mL aliquot – submit in a sterile urine container

Refrigerate during storage and transport

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

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

Avoid strenuous exercise prior to collection

The following foods and medications must be avoided for 3 days prior to and during collection:

Foods to avoid: Caffeine (coffee, tea, cocoa, chocolate, caffeinated beverages), Bananas, Alcohol, Tobacco

Medications to avoid: Acetaminophen (Tylenol), Cimitidine, Salicylate (Aspirin), Labitalol, Mathyldopa (Alsomet), Vitamin C

After the specimen is collected, the patient may resume normal diet.

TAT – 1 week

 

OHIP

LL

METANEPHRINES, TOTAL

 

TEST NO LONGER AVAILABLE

 

 

 

METHADONE

RCML

Urine, 10 mL (random)

Submit in an orange or white cap container

TAT – 3 days

 

OHIP

LL

METHEMALBUMIN SCREEN

(HAPTOGLOBIN) (HEMPEXIN SCREEN)

(FREE HEMOGLOBIN)

(PLASMA HEMOGLOBIN)

 

RCML

Plasma

Centrifuge and separate

●Testing consists of free hb, haptoglobin, hemopexin-heme complex and methemalbumin.

TAT – 5 days

LAVENDER

OHIP

LL

METHEMOGLOBIN

 

By appointment only at local hospital

 

 

 

METHOBARBITAL

 

TEST NO LONGER AVAILALBE

 

 

 

METHOTREXATE

See AMETHOPTERIN

RCML

 

 

 

 

METHOTRIMEPRAMINE

(NOZINAN)

METHO

Serum, 3 mL

Collect specimen 10 – 12 hours after last dose

Record time in hours that have elapsed between last dose and specimen collection

TAT – 15 days

PLAIN RED

OHIP

LL

METHYLMALONIC ACID QUANTITATIVE

(MMA)

RCML

Plasma

Record any vitamin supplements taken and if any degree of renal compromise is present

Centrifuge and separate within 6 hours of collection

Store and ship frozen

TAT – 14 days

LAVENDER $105.00 LL

METHYLMALONIC ACID, URINE

 

URINE TEST NO LONGER AVAILABLE

 

$105.00

LL

METHYLPHENIDATE

(RITALIN)

RCML

Urine, 25 mL (random)

Submit in an orange cap container

TAT – 15 days

 

OHIP

LL

METHYPRYLON

(NOLUDAR)

RCML

Serum, 3 mL

Centrifuge and separate

TAT – 15days

PLAIN RED

OHIP

LL

METHSUXIMIDE

(CELONTIN)

RCML

Plasma, 2 mL

Collect specimen 10 – 12 hours after last dose

Record time in hours that have elapsed between last dose and specimen collection

TAT – 20 days

GREEN

with Heparin

OHIP

LL

MEXILETINE

 

TEST NO LONGER AVAILABLE

 

 

 

MICROALBUMIN

See ALBUMIN, QUANTITATIVE URINE

24UA

 

 

 

 

MICROALBUMIN

See ALBUMIN, QUANTITATIVE URINE

MALBU

 

 

 

MICROALBUMIN/ CREATININE RATIO

24MACR

24 Hour Urine (no preservative)

Submit 6 mL aliquot in a sterile urine container

Label container MICROALBUMIN RATIO

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

Retain a duplicate 90 mL sample in the fridge until test is reported.

TAT – 2 days

 

OHIP

BTL

MICROALBUMIN/ CREATININE RATIO

MACR

Urine, 6 mL (random)

Submit in an orange or white cap container.

Label container MICROALBUMIN RATIO

  • Testing includes albumin and creatinine

Submit a separate sample for other urine tests

TAT –2 days

 

OHIP

BTL

MICROGLOBULIN

(BETA 2 MICROGLOBULIN)

See B2 MICROGLOBULIN

B2MIC

 

 

 

 

MICROSOMAL THYROID

ANTIBODIES

(ATA, ATMA)

(ANTI-THYROID ANTIBODIES)

(MICROSOMAL ANTIBODIES)

(ANTI-THYROID MICROSOMAL ANTIBODIES)

(THYROGLOBULIN ANTIBODIES)

(THYROID ANTIBODIES)

See ANTI–MICROSOMAL

ANTIBODIES

 

MSA

Or

ATA

 

 

 

 

 

MILONTIN

(PHENSUXIMIDE)

RCML

TEST NO LONGER AVAILABLE

 

 

 

MILTOWN

(MEPROBAMATE)

See EQUANIL

RCML

 

 

 

 

MISCELLANEOUS BLOOD

GROUPS

- Excluding Kell, Duffy

See ABO, Rh(D), GENOTYPE

 

 

 

 

 

MITOCHONDRIAL ANTIBODIES

(ANTI-SMOOTH MUSCLE

ANTIBODY, ASMA, SMA)

(SMOOTH MUSCLE

ANTIBODY)

See ANTI-MITOCHONDRIAL ANTIBODIES

RCML

 

 

 

 

MOGADON

(NITRAZEPAM)

RCML

Serum, 3 mL

Centrifuge and separate

Store and transport frozen

Collect specimen 10 – 12 hours after last dose

Record time in hours that have elapsed between last dose and specimen collection

TAT – 15 days

PLAIN RED

OHIP

LL

MOLECULAR GENETICS (I) TESTING:

  • Angelman Syndrome
  • Cystic Fibrosis *
  • Cystinosis *
  • Fragile X
  • Hereditary Non-Syndromic Deafness *
  • MCAD
  • Marfan Syndrome
  • Maternal Cell Contamination Studies
  • Myotopic Dystrophy TypeI *
  • Ocularpharyngeal Muscular Dystrophy
  • PKD autosomal dominant
  • Pompe Disease
  • Prader-Willi Syndrome
  • X-inactivation

* = MUST specify ethnic background

RCHEO

Whole Blood

Adults & children > 1yr. = 10 ml blood

Newborns & infants = 3 ml minimum

(If sample < 3ml then use 3ml EDTA tube)

 

Label all tubes with minimum 2 patient identifiers

Submit Monday to Thursday before 4pm for best results

DO NOT FREEZE OR REFRIGERATE

 

Pre-package sample(s) with completed Molecular Genetics Form and a copy of the OHIP requisition in a separate brown paper bag

 

When possible, have Courier deliver sample(s) at Room Temp ASAP directly to the hospital on the same day of collection

TAT – 4 to 12 weeks

LAVENDER

OHIP

CHEO

MOLECULAR GENETICS (II) TESTING:

  • Thrombophilia
  • Wagner Syndrome
  • Hereditary Hemochromatosis

RCHEO

Whole Blood

Adults & children > 1yr. = 5 ml blood

Newborns & infants = 3 ml minimum

(If sample < 3ml then use 3ml EDTA tube)

 

Label all tubes with minimum 2 patient identifiers

Submit Monday to Thursday before 4pm for best results

DO NOT FREEZE OR REFRIGERATE

 

Pre-package sample(s) with completed Molecular Genetics Form and a copy of the OHIP requisition in a separate brown paper bag

 

When possible, have Courier deliver sample(s) at Room Temp ASAP directly to the hospital on the same day of collection

TAT – 3 to 10 weeks

LAVENDER

OHIP

CHEO

MOLECULAR GENETICS (III) TESTING:

  • Myotonic Dystrophy Type II
  • Charcot Marie Tooth (CMT1A)
  • Spinal Muscular Atrophy
  • Hereditary Neuropathy with Liability to Pressure Palsies (HNPP)
  • Facioscapulohumeral Muscular Dystrophy (FSHMD)
  • Rett Syndrome *

 

* = All specimens require completed requisitions for DNA testing for each family member being tested

RCHEO

Whole Blood

Adults & children > 1yr. = 15 ml blood

Newborns & infants = 3 ml minimum

(If sample < 3ml then use 3ml EDTA tube)

 

Label all tubes with minimum 2 patient identifiers

Submit Monday to Thursday before 4pm for best results

DO NOT FREEZE OR REFRIGERATE

 

Pre-package sample(s) with completed Molecular Genetics Form and a copy of the OHIP requisition in a separate brown paper bag

 

When possible, have Courier deliver sample(s) at Room Temp ASAP directly to the hospital on the same day of collection

TAT – 4 to 12 weeks

LAVENDER

OHIP

CHEO

MOLECULAR GENETICS (IV) TESTING:

  • Fetal RhD *
  • Fetal Kell *
  • Fetal Platelet Antigen (PLA)*

 

* = parental bloods required

RCHEO

Whole Blood

Adults & children > 1yr. = 5 ml blood

 

Label all tubes with minimum 2 patient identifiers

Submit Monday to Thursday before 4pm for best results

DO NOT FREEZE OR REFRIGERATE

 

Pre-package sample(s) with completed Molecular Genetics Form and a copy of the OHIP requisition in a separate brown paper bag

 

When possible, have Courier deliver sample(s) at Room Temp ASAP directly to the hospital on the same day of collection

TAT – 1 to 2 weeks

LAVENDER

OHIP

CHEO

MONOCLONAL PROTEIN

(SPE)

See PROTEIN ELECTROPHORESIS

SPE

 

 

 

 

MONONUCLEOSIS SCREEN

(MONO)

(INFECTIOUS MONONUCLEOSIS)

See HETEROPHILE ANTIBODY

MONOT

 

 

 

 

MORPHINE

See DRUG SCREEN

BROAD SPECTRUM

UDS

State under notes and instructions “CHECK FOR MORPHINE”

 

 

 

MOTRIN

See IBUPROFEN

IBU

 

 

 

 

MRSA SCREEN TEST

AXILLA

GROIN

NASAL

RECTAL

 

 

 

Nmrsa

Remrsa

Swab- state source

Place swab in charcoal transport media

TAT – 2 days

 

OHIP

BTL

MSS

See MATERNAL SERUM SCREEN

MSS

 

 

 

MUCONIC ACID

 

TEST NO LONGER AVAILABLE

 

 

 

MUCOPOLYSACCHARIDES

RCML

Urine,10 mL (random)

Submit in a 90 mL orange cap container

Avoid first morning collection

Provide clinical history

Store and transport frozen

TAT – 40 days

 

OHIP

LL

MULTIMER – VWF

See VON WILLEBRAND FACTOR SCREEN

RCML

 

 

 

 

MUMPS ANTIBODY, DIAGNOSTIC

MUM

Blood, 3 mL

Clinical history of patient is required.

Acute samples (drawn at onset of illness), and convalescent samples (drawn 10-12 days later) are required.

Do not centrifuge tube

Store and transport refrigerated

TAT – 3 days

PLAIN RED

N/C

CHEO

MUMPS ANTIBODY, DIAGNOSTIC OR IMMUNITY

RPHL

Serum, 1 mL

Centrifuge only

Store and transport refrigerated

  • Testing for Diagnosis includes Mumps IgG and IgM. Testing for Immunity will only include IgG

TAT—5 days

YELLOW SST

 

N/C

 

PHL

MUMPS PCR, SWAB

RPHL

Buccal or throat swab 

Collect within 9 days after symptom onset

Submit in multi-organism transport medium

Store and transport refrigerated

TAT—3 to 18 days

 

N/C

PHL

MUMPS PCR, URINE

RPHL

Urine, 5 mL (random)

Submit in a orange cap container

Collect within 9 days after symptom onset

Store and transport refrigerated

TAT—3 to 18 days

 

N/C

PHL

MURAMIDASE

(LYSOZYME)

 

TEST NO LONGER AVAILABLE

 

 

 

MYCOBACTERIUM

RPHL

Whole blood, 10 mL

Before collection, clean the caps of the tubes with 70% isopropyl alcohol and allow caps to dry

Store and transfer at room temperature

  • Testing includes identification of Mycobacteria species other than M. tuberculosis (NTM)

TAT—42 days

2 GREEN

with Heparin

N/C

PHL

MYCOBACTERIUM

RPHL

Sputum, 5-10 mL

Submit in sterile container with no fixative

Store and transport refrigerated

Sputum should be from an early morning collection from a deep productive cough on 3 consecutive days

TAT—49 days

 

N/C

PHL

MYCOBACTERIUM

RPHL

Stool, 1g

Submit in a sterile container with no fixative

Store and transport refrigerated

TAT—49 days

 

N/C

PHL

MYCOPLASMA ANTIBODIES

 

TEST NO LONGER AVAILABLE

 

 

 

MYCOPLASMA CULTURE

MYC

Swab – State source

Submit in multi-organism transport media (e.g. Mycoplasma/Ureaplasma culture kit)

Use the Copan UTM-RT Viral Swab for collection

Store and transport refrigerated

  • Testing includes Ureaplasmas

TAT – 17 days

 

N/C

PHL

MYCOPLASMA ISOLATION

(UREAPLASMA)

MYCO

Swab/Urine/Fluid/Tissue/Semen.

Place swab from vagina, cervix or urethra, sediment from centrifuged other fluid, or tissue in special Mycoplasma Transport Media.

Break off applicator and replace transport tube cap tightly.

Do not use swabs with wooden shaft

Store and ship refrigerated.

For Main Lab: collect Mon-Tues & Wednesday before 11 AM.

For all collection facilities (including physician offices), collect Mon-Tues ONLY

Urine is to be sent in a sterile container and shipped refrigerated.

TAT – 10 days

 

$65.00

LL

MYELOPEROXIDASE PLASMA

(MPO)

RCML

Plasma, 1 mL

Immediately centrifuge for10 minutes.

Immediately separate

Store and transport refrigerated.

TAT – 6 days

LAVENDER

$75.00

LL

MYOGLOBIN

 RCML

Random Urine, 10 mL

Collect in a sterile 90mL urine container

Store and ship refrigerated

TAT -- 2 days

 

 OHIP

LL

MYOGLOBIN

 

SERUM/PLASMA TEST NO LONGER AVAILABLE

 

 

 

MYOTOPIC DYSTROPHY TYPE I

(DM1)

See MOLECULAR GENETICS (I)

RCHEO

 

 

 

 

 

 

 

 

 

 

MYOTOPIC DYSTROPHY TYPE II

(DM2)

See MOLECULAR GENETICS (III)

RCHEO

 

 

 

 

MYSIAL ANTIBODIES

See ANTI-ENDOMYSIAL ANTIBODY

ANTEN

 

 

 

 

MYSOLINE

(PRIMIDONE)

RCML

Serum, 1mL

Centrifuge and separate

Collect specimen 10 – 12 hours after last dose

Record time in hours that have elapsed between last dose and specimen collection

TAT – 5 days

PLAIN RED

OHIP

LL

 A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z