Dr. Serge Cournoyer – Nephrologist | Greenfield Park, QC

Dr. Serge Cournoyer is a dedicated Nephrologist, committed to providing exceptional medical care for adult patients with kidney conditions. Practicing at Hôpital Charles LeMoyne, Néphrologie in Greenfield Park, QC, he is a trusted provider of specialized kidney care in the community. His practice adheres to the high standards set by the Collège des médecins du Québec (CMQ), ensuring patients receive safe, evidence-based treatments. As a Nephrologist, he specializes in the diagnosis, treatment, and comprehensive management of kidney diseases, including chronic kidney disease, acute kidney injury, hypertension, and electrolyte disorders. The clinic offers comprehensive care for a wide range of kidney conditions, from early detection and prevention to advanced disease management, including support for patients on dialysis.

Dr. Cournoyer completed his medical degree in 1985, followed by a residency in Internal Medicine. He then pursued specialized fellowship training in Nephrology, allowing him to develop over 35 years of expertise in the field. Throughout his career, he has been practicing as a Nephrologist since 1989, continually updating his skills and knowledge. He holds the necessary certifications to practice in Quebec, including certification from the Collège des médecins du Québec (CMQ). His extensive experience ensures that patients benefit from the latest advancements in kidney care, personalized treatment plans, and compassionate support.

With a professional philosophy centered on preserving kidney function and improving the quality of life for his patients, Dr. Cournoyer emphasizes early detection, prevention of disease progression, and comprehensive management of kidney-related complications. He is committed to educating patients and their families about kidney health, empowering them with knowledge to make informed decisions. Utilizing evidence-based medicine and advanced therapies, he strives to achieve optimal patient outcomes. Dr. Cournoyer values collaborative care, working closely with primary care physicians, dietitians, social workers, and other healthcare professionals to provide holistic and patient-centered kidney care. He offers nephrology consultations and treatments in French, ensuring clear communication and comfort for his patients in Greenfield Park.

Dr. Serge Cournoyer provides expert diagnosis and management for a wide range of kidney conditions, including:

Chronic Kidney Disease (CKD)

Dr. Cournoyer addresses early detection and intervention can significantly improve outcomes for individuals with CKD.

• Anemia of Chronic Kidney Disease: Can cause fatigue, weakness, and reduced quality of life.
• Diabetic Nephropathy (Kidney Disease due to Diabetes): Requires strict blood glucose and blood pressure control, along with specific kidney-protective medications.
• Early Stages of CKD (Stages 1-3): Focus on controlling risk factors (blood pressure, blood sugar), lifestyle modifications, and avoiding kidney-damaging medications.

Acute Kidney Injury (AKI)

Dr. Cournoyer addresses a sudden episode of kidney failure or kidney damage that happens within a few hours or a few days.

• Intrinsic AKI (Renal AKI): Direct damage to the kidney tissues, such as acute tubular necrosis (ATN) from toxins or ischemia, glomerulonephritis, or interstitial nephritis.
• Post-renal AKI: Imaging studies are crucial for diagnosis.
• Pre-renal AKI: Caused by reduced blood flow to the kidneys, often due to severe dehydration, blood loss, heart failure, or sepsis.

Hypertension and Electrolyte Disorders

Dr. Cournoyer addresses nephrologists are experts in diagnosing and treating complex cases.

• Disorders of Sodium and Water Balance (Hyponatremia, Hypernatremia): Common in hospitalized patients and those with kidney, heart, or liver disease.
• Secondary Hypertension: High blood pressure caused by an underlying medical condition, such as kidney disease, adrenal gland disorders, or renal artery stenosis.
• Resistant Hypertension: Often requires specialized nephrology input.

This list is not exhaustive. For a comprehensive evaluation of your kidney health, a consultation with Dr. Serge Cournoyer is necessary.

• Hypertension (High Blood Pressure) Management related to Kidney Disease: Lifestyle modification advice to support blood pressure control.
• Chronic Kidney Disease (CKD) Management: Ongoing care for patients with all stages of chronic kidney disease, focusing on slowing progression and managing complications.
• Peritoneal Dialysis Program Management (CAPD/APD): Includes patient training, ongoing monitoring, and management of peritoneal dialysis-related issues.
• Acute Kidney Injury (AKI) Diagnosis and Management: Prompt evaluation and treatment for sudden loss of kidney function.
• Polycystic Kidney Disease (PKD) and Other Genetic Kidney Disorders Management: Monitoring for complications, managing symptoms, and discussing new therapeutic options.
• Glomerular Disease (Glomerulonephritis) Diagnosis and Treatment: May involve kidney biopsy for diagnosis and immunosuppressive therapies.

Note: This list provides an overview. Specific treatments are determined after a thorough evaluation and consultation with Dr. Cournoyer.

All nephrology services are provided in accordance with the standards of practice set by the Collège des médecins du Québec (CMQ) and relevant Canadian Society of Nephrology (CSN) and Kidney Disease: Improving Global Outcomes (KDIGO) guidelines. A referral from a physician or another specialist is generally required for consultation.

Dr. Cournoyer's primary nephrology clinic is situated within the facilities of Hôpital Charles LeMoyne, Néphrologie, located in the Greenfield Park neighborhood. The clinic is conveniently accessible via local public transit routes and is situated near other medical facilities and diagnostic services, ensuring comprehensive kidney care in a professional and welcoming environment. Patients can expect easy access to on-site or nearby public parking, and the clinic is designed to be accessible and comfortable for all. This setting provides a dedicated space for detailed consultations, diagnostics, and ongoing management of kidney conditions, emphasizing patient-centered care in a supportive environment.

How does Dr. Cournoyer help manage high blood pressure (hypertension)?

Dr. Cournoyer, as a Nephrologist, has expertise in managing hypertension, especially if it's severe, resistant to standard treatments, or caused by kidney disease. He can investigate underlying causes, optimize medication regimens, and provide guidance on lifestyle changes to effectively control blood pressure, which is crucial for protecting kidney health and overall cardiovascular well-being.

What is involved in the kidney transplant process with a Nephrologist like Dr. Cournoyer?

Dr. Cournoyer is involved in the medical aspects of kidney transplantation. This means his role includes assessing if a transplant is a good option for you, helping manage your kidney disease before transplant, and providing ongoing medical care after the surgery. This post-transplant care is vital for the long-term success of the new kidney and involves medication management and regular check-ups.

What are the main types of dialysis Dr. Cournoyer might discuss?

If your kidney function declines significantly, Dr. Cournoyer may discuss renal replacement therapies, primarily hemodialysis and peritoneal dialysis. Hemodialysis involves filtering your blood using an external machine, usually at a dialysis center (or sometimes at home). Peritoneal dialysis uses the lining of your abdomen (peritoneum) and a special solution to filter blood inside your body, and is typically done at home. Dr. Cournoyer will explain the benefits and drawbacks of each, helping you choose the best option for your lifestyle and medical condition.

Do I need a referral to see Dr. Cournoyer?

Yes, a referral from your family physician or another specialist is generally required to see a Nephrologist like Dr. Cournoyer for services covered by provincial health insurance (e.g., Régie de l'assurance maladie du Québec (RAMQ)). This ensures that Dr. Cournoyer receives important medical history and that the consultation is appropriate for your condition. The clinic's fax number for referrals is typically (450) 466-5045.

What are some common kidney conditions treated by Dr. Cournoyer?

As a Nephrologist, Dr. Cournoyer manages numerous conditions affecting the kidneys. These frequently include different stages of Chronic Kidney Disease, high blood pressure affecting the kidneys, fluid and electrolyte imbalances, kidney stones (medical management), and advanced kidney failure requiring renal replacement therapy (dialysis or transplant). specializing in the diagnosis, treatment, and comprehensive management of kidney diseases, including chronic kidney disease, acute kidney injury, hypertension, and electrolyte disorders.

What is the difference between a Nephrologist like Dr. Cournoyer and a Urologist?

The key difference lies in their approach: Dr. Cournoyer, as a Nephrologist, is an expert in the medical treatment of kidney diseases and functional kidney problems (e.g., how well kidneys filter blood, manage electrolytes, and produce urine). A Urologist is a surgeon who deals with physical problems of the urinary system, including surgical removal of kidney stones or tumors, and issues with the bladder, ureters, and male reproductive organs. They often collaborate on patient care.

Hôpital Charles LeMoyne, Néphrologie
3120 boul Taschereau
Greenfield Park, QC J4V 2H1

Office Phone: (450) 466-5000 | Office Fax: (450) 466-5045

Dr. Cournoyer is a licensed Nephrologist regulated by the Collège des médecins du Québec (CMQ) under the Medical Act in QC. A referral from a family physician or another specialist is generally required for a consultation with Dr. Cournoyer, particularly for services covered by the Régie de l'assurance maladie du Québec (RAMQ).

Verify Dr. Cournoyer's registration with the Collège des médecins du Québec (CMQ): https://www.cmq.org/en/directory/physicians?number=85333