Laboratory EORLA

About the Laboratory Patient Services Office (LPSO)

CHEO's laboratory patient services office provides blood work for:

CHEO inpatients
CHEO outpatients
Community patients with exceptions

Blood work is by drop-in, no appointment is needed.

Please make sure to check our hours of operation below and confirm you are eligible for blood work at CHEO before coming to the lab. CHEO will not accept community patients that do not meet one of the criteria below.

Our services

Ages 0-2

We provide blood work for this age group.

Ages 3-7

We provide blood work for this age group, with some exceptions. The list includes but is not limited to:

Anti-Tissue Transglutaminase, Celiac Screen, TTG
Allergy testing
TSH, Free T4
Ferritin
Folate
Vitamin A
Vitamin B
Vitamin B12
Vitamin C
Vitamin D
Vitamin E
Zinc, Lead
Carnitine
Carotene
CH100
Copper

Ages 8-18

In special circumstances, we do blood work for youth ages 8-18 with a referral form from a community lab:

physically disabled children with complex diagnoses
developmentally challenged children with special needs
children with complex diagnoses (transplant/immune-suppressed)
CHEO patients with chronic illnesses and who are here for multiple appointments
patients referred to CHEO's genetics clinic

If you require blood work at CHEO for one of these reasons, have your community laboratory or physician send you to us with a Referral Form for Phlebotomy Services.

Not sure if your child qualifies for our services? Contact us at 613-737-7600 extension 2691.

We prioritize patients based on:

emergency (STAT) blood work
timed tests (including blood work for special medication administration)
fasting patients
clinic patients
private office patients
staff (requests from CHEO's Occupational Health department only)

We cannot accept

Community patients that require ova, parasite, swabs or urinalysis testing. Please bring your specimens to a community laboratory instead.
Patient's whose referrals haven't been fully filled out by the requesting physician.

Hours of operation

CHEO clinic patients (any age): 8am to 5pm Monday to Thursday and 8am to 4pm Friday.
community patients (under 3 years old and 3-7 years with restrictions): 8:30am to 4pm Monday to Friday

We take our last patient for the day 15 minutes before close. This helps give patients, families and our clinic staff and medical staff time to complete the blood work.

Virology testing for community outpatients and EORLA sites

Regional Virology Laboratory requisition form

Community labs may draw the tests requested on CHEO Virology requisitions and refer specimens to CHEO.
Patients may only come to CHEO for blood work if they meet the criteria listed under our services for community outpatient.

Genetics testing for community outpatients

Community labs may draw the tests requested on CHEO Genetics’ requisitions and refer specimens to CHEO.
Patients may only come to CHEO for blood work if they meet the criteria listed under our services for community outpatient.

Lab licensing

About the EORLA laboratory

The EORLA lab offers testing for biochemistry, electron microscopy, hematology, pathology, microbiology, transfusion medicine and virology with a focus on pediatric testing.

For more information about EORLA, visit the EORLA website.

Laboratory-EORLA