Diagnostic Testing

Evidence-based national guidance for referring clinicians on selecting the most appropriate imaging modality and supplying the clinical information needed for a high-quality request.

Referral hub for hospital-based CT, MRI, ultrasound, general and pediatric radiology, bone-mineral density, nuclear medicine and interventional-radiology requests in London.

Regional hospital laboratory service providing routine and highly specialized diagnostic testing and clinical consultation for Southwestern Ontario.

Holter, Ambulatory BPM ECG on regular ontario lab req

Ontario Health guidance on breast-screening eligibility, follow-up of abnormal screens and referral requirements for high-risk or age-specific pathways.

Provincial single-entry option for CT and MRI referrals in the West Region, with standardized West Region CT and MRI forms and fax or electronic-data-transfer workflows.

Provincial standardized forms for medical imaging and CT/MRI referrals that support complete clinical information, consistent triage and electronic referral tracking.

ECG, Echo, Holter, Ambulatory BPM, Stress Testing

Provider resource for test information, patient instructions, service requests, requisitions and laboratory client support through the regional hospital laboratory system.

Current regional requisitions for specialized testing such as biochemical genetics, cytogenetics, flow cytometry, hemostasis, thrombosis and other laboratory disciplines.

Provider test directory with indications, specimen requirements, collection and transport instructions, requisitions, methods and expected turnaround times for PHO testing.

Central source for current general, bacteriology, virology, mycobacteriology, environmental and other PHO laboratory requisition forms for authorized providers.

Searchable Southwestern Ontario repository of diagnostic-imaging requisitions, referral forms and EMR-ready forms for primary-care teams.

St. Thomas Elgin General Hospital (STEGH) has an updated Bone Mineral Density (BMD) Requisition for providers ordering baseline and follow-up BMD scans. The new requisition includes guidance to ensure the test is booked in accordance with new OHIP-coverage rules.

Local hospital referral form for diagnostic mammography and breast ultrasound when symptoms, findings or follow-up needs fall outside routine self-booked screening.

Provides non-invasive testing including ECGs, Holter monitoring, echocardiograms, stress tests and arterial Doppler studies through the hospital's diagnostic service.

Current referral form for hospital-based cardiac and cardio-respiratory testing, available from the STEGH diagnostic-imaging referral hub.

Current requisition for computed-tomography examinations at STEGH, with clinical indication and safety information required for triage and booking.

Checklist to accompany applicable CT spine requests and document indications that support appropriate imaging selection and prioritization.

Hospital-based diagnostic service in St. Thomas offering X-ray, ultrasound, mammography, CT, MRI, nuclear medicine, bone density and selected cardiac and respiratory tests; a requisition is required for most examinations.

STEGH accepts electronic diagnostic-imaging referrals from primary-care clinicians and specialists through the provincial eReferral workflow, including compatible EMR integrations.

Provider hub for current STEGH breast imaging, CT, injection, X-ray/ultrasound, MRI, cardio-respiratory and pulmonary-function referral forms and appropriateness checklists.

Accredited hospital laboratory providing hematology, chemistry, transfusion medicine, point-of-care testing and pathology for hospital-based patient care; the page directs community collection to local community laboratories.

Local program page describing MRI services, hours, preparation, contrast considerations, creatinine questions and MRI safety information for referral counselling.

Clinical checklist for applicable knee MRI requests that supports complete referrals and appropriate use of MRI.

Current referral form for MRI at STEGH; use the relevant knee or spine checklist when requested and provide all required safety information.

Clinical checklist for applicable spine MRI requests that supports complete referrals and identification of red flags or contraindications.

Secure patient portal showing laboratory results and diagnostic-imaging reports from STEGH, which can support follow-up conversations and patient access to records.

Local hospital-based OBSP mammography service; eligible average-risk patients may self-book, while diagnostic or high-risk pathways have separate requirements.

Allows providers to securely view or download a patient's STEGH diagnostic-quality images when the patient or hospital supplies an imaging access page; patient subscription features are optional.

Provider requisition for pulmonary-function testing; STEGH also lists methacholine challenge and exertional hypoxemia testing among available diagnostic procedures.

Current hospital requisition for general radiography and ultrasound testing at STEGH, available from the diagnostic-imaging referral-forms hub.

Public hospital program in London offering bone-mineral density, breast imaging, CT, interventional radiology, general radiology, MRI, nuclear medicine, PET/CT and ultrasound by referral and appointment.

Central referral-forms page for X-ray, BMD, breast imaging, CT, ultrasound, MRI, interventional radiology, nuclear medicine and PET/CT services.

ECG, Echo, Holter, Ambulatory BPM, Stress Testing