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Gastrointestinal Pathology Requisition

Biopsies from a colonoscopy or gastroscopy done in a community setting go to LifeLabs on this requisition. The form has a column for endoscopic findings next to each specimen, and the pathologist uses what you saw through the scope to interpret what they see under the microscope.

At a glance

Checked October 2026

Issued by
LifeLabs
Where
Ontario
Completed by
Requesting clinician or practitioner
Format
Fillable PDF
Language
English

What the GI pathology requisition is for

This requisition sends gastrointestinal tissue, such as polyps and mucosal biopsies, to LifeLabs for pathology in Ontario. The Ontario laboratory requisition says pathology needs its own form, and LifeLabs splits pathology by specimen type, with separate forms for skin, gynecologic and other surgical specimens.

Who completes it

The clinician who performed the procedure completes and signs it. The patient doesn’t complete any part.

How to fill in the requisition

Requesting clinician and patient details

Enter your name, address, phone and billing number, plus up to two copy-to clinicians with all fields filled in. Give the patient’s health card number and version, gender, date of birth, chart number, phone, address, and names as they appear on the health card.

Date of clinical procedure

Enter the date of the endoscopy or procedure.

Specimens A to H

Each row is one container, lettered to match. Write the anatomic site and procedure precisely, such as polypectomy at 30 cm or random biopsies of the right colon, and keep separate sites in separate containers so findings can be localized.

Clinical data and endoscopic findings

In clinical data, give the indication and differential, such as chronic diarrhea with query microscopic colitis or surveillance after prior adenoma. In endoscopic findings, describe what you saw at that site: polyp size and shape, ulceration, erythema, or normal mucosa.

Container count and signature

Enter the total number of containers, up to eight, and sign.

Common reasons it’s delayed

  • Several sites pooled in one container when they needed to be reported separately.
  • Containers not lettered to match the form.
  • Endoscopic findings left blank.
  • No indication or differential.
  • Missing signature or billing number.

Submitting and who pays

The requisition travels with the specimens to LifeLabs. It has no patient payment section. Medulla can suggest this requisition from the plan’s orders when the visit includes a GI biopsy.

Get the official form

Download the current version from LifeLabs each time. Forms change without notice, and an old edition can be returned.

Official page ↗ PDF ↗

Medulla Forms

Fill Gastrointestinal Pathology Requisition from the visit and the chart.

Upload the fillable PDF to your practice's forms once. Medulla fills it from the visit and the chart open in your EMR, leaves blank anything the record doesn't support, and opens the form for your review. When it's done, save it to the patient's chart in one click.

Free 1-month trial. No credit card required.

Sources for this guide

Questions

Questions we hear a lot.

Can GI biopsies go on the general surgical pathology requisition?

LifeLabs publishes a separate gastrointestinal requisition with a column for endoscopic findings. Use it for GI specimens so the pathologist gets that context.

How many specimens fit on one GI pathology requisition?

Eight, lettered A to H. Put each site in its own container and enter the total number of containers at the bottom.

Is this the same as a ColonCancerCheck FIT requisition?

No. The FIT is a screening stool test ordered on its own requisition. This form is for tissue taken at endoscopy or surgery.

Is patient information secure?

Yes. Medulla has a SOC 2 Type II report from an independent auditor, is HIPAA, PIPEDA, and PHIPA compliant, and is built and hosted in Canada, so patient data stays in the country and never gets pasted into consumer AI tools. Everything is encrypted in transit and at rest. See how we protect patient data.

More questions? Browse help.medulla.ca.