Dr. Bruno St-Pierre

Dr. Bruno St-Pierre diagnoses and treats a wide range of hormonal and metabolic disorders, including:

Diabetes & Related Metabolic Disorders

• Type 1 Diabetes Mellitus (T1DM): An autoimmune condition resulting in the destruction of insulin-producing beta cells in the pancreas, requiring lifelong insulin therapy for survival and glucose management.
• Monogenic Forms of Diabetes (e.g., MODY, Neonatal Diabetes): Rare types of diabetes caused by mutations in a single gene, differing from the more common Type 1 and Type 2 diabetes in presentation and management.

Pituitary, Adrenal & Gonadal Axis Disorders

• Male Hypogonadism (Primary & Secondary Testosterone Deficiency): Condition in which the body doesn't produce enough testosterone, leading to symptoms like low libido, fatigue, muscle loss, and infertility. Can be due to testicular failure or pituitary/hypothalamic issues.
• Diabetes Insipidus (Central or Nephrogenic): A rare disorder characterized by intense thirst and the excretion of large amounts of dilute urine, caused by problems with the hormone vasopressin (ADH) or the kidneys' response to it.
• Female Hypogonadism & Premature Ovarian Insufficiency (POI): Conditions involving low estrogen levels in women, leading to symptoms like amenorrhea, infertility, and menopausal symptoms, occurring before the typical age of menopause in POI.

Thyroid & Parathyroid Gland Disorders

• Hypercalcemia & Hypocalcemia (Disorders of Calcium Metabolism): Evaluation and management of abnormally high or low levels of calcium in the blood, which can have various underlying endocrine or non-endocrine causes.
• Hypoparathyroidism: A rare condition in which the parathyroid glands produce too little PTH, resulting in low blood calcium levels (hypocalcemia) and high phosphorus levels.

This list is not exhaustive. For personalized advice regarding your specific endocrine condition, please consult with Dr. Bruno St-Pierre.

• Inpatient & Outpatient Management of Endocrine Emergencies & Crises: Acute diagnosis and management of potentially life-threatening hormonal imbalances such as diabetic ketoacidosis (DKA), hyperglycemic hyperosmolar state (HHS), thyroid storm, myxedema coma, adrenal crisis, severe hypoglycemia, and acute hyper/hypocalcemia, typically initiated in an emergency or hospital setting with ongoing outpatient follow-up.
• Transitional Care for Young Adults with Chronic Endocrine Conditions: Facilitating the smooth transition of adolescents and young adults with lifelong endocrine disorders (e.g., Type 1 diabetes, congenital adrenal hyperplasia, hypopituitarism) from pediatric to adult endocrine care services.
• Comprehensive Endocrine System Consultation & Hormonal Health Evaluation: In-depth clinical assessment of potential hormonal imbalances and disorders affecting the endocrine glands (e.g., thyroid, pituitary, adrenal, pancreas, parathyroid, gonads). Includes detailed medical history, family history review, targeted physical examination, analysis of symptoms, and formulation of a personalized diagnostic and management plan.
• Genetic Counseling Coordination & Testing for Hereditary Endocrine Neoplasia Syndromes & Familial Disorders: Risk assessment and coordination of genetic testing and counseling for individuals and families with suspected hereditary endocrine tumor syndromes (e.g., Multiple Endocrine Neoplasia - MEN1, MEN2; Von Hippel-Lindau), familial thyroid cancer, or other inherited endocrine conditions.
• Interpretation of Complex Hormonal Assays, Dynamic Endocrine Function Tests & Genetic Markers: Expert analysis and clinical correlation of specialized blood, urine, and saliva tests measuring various hormone levels. Includes interpretation of dynamic stimulation and suppression tests (e.g., ACTH stimulation, dexamethasone suppression, oral glucose tolerance test for acromegaly) to precisely evaluate endocrine gland function and identify genetic predispositions.
• Expert Second Opinion Consultations for Complex or Rare Endocrine Disorders: Providing specialized second opinions on challenging endocrine diagnoses, interpretation of ambiguous hormone test results, or evaluation of complex or multi-faceted treatment plans.

Note: This list provides a general overview. Specific tests and treatments are determined after a thorough evaluation. Discuss with Dr. St-Pierre for care relevant to your specific condition.

All medical services are provided in accordance with the standards of practice set by the Collège des médecins du Québec (CMQ) and relevant endocrinological care guidelines. Contact the clinic or your referring physician regarding new patient intake and referral processes.

Clinique médicale La Licorne, Endocrinologie is situated in Montréal's vibrant Plateau Mont-Royal South / Village East neighborhood. Easily accessible via the Pont Jacques-Cartier Access, the clinic is well-connected by public transit, including the Société de transport de Montréal (STM) (Métro, Bus). The facility is wheelchair accessible, ensuring comfortable access for all patients. Parking is available at or near the facility, providing convenient options for those arriving by car. The clinic's strategic location and accessibility features make it easy for patients to receive expert endocrine care in a welcoming environment.

Are consultations, hormone tests, and treatments with Dr. St-Pierre, an Endocrinologist (Diabetes & Metabolism Focus), covered by Régie de l'assurance maladie du Québec (RAMQ) in QC?

Medically necessary consultations with a licensed Endocrinologist (Diabetes & Metabolism Focus) like Dr. St-Pierre, most standard diagnostic hormone blood tests, dynamic endocrine function tests when indicated, and treatments for provincially insured endocrine conditions (e.g., diabetes, thyroid disorders, adrenal insufficiency, osteoporosis management as per guidelines) are generally covered by Régie de l'assurance maladie du Québec (RAMQ) in QC when a referral from a family doctor or another specialist is in place. Some newer or specialized medications (e.g., certain advanced diabetes drugs, some growth hormone therapies, specific osteoporosis agents), medical devices (like some insulin pumps or continuous glucose monitors and their supplies), or treatments considered primarily for lifestyle or cosmetic reasons may have different coverage criteria or require special authorization. It's crucial to discuss coverage specifics for any proposed investigation or treatment with Dr. St-Pierre's office, the hospital/clinic, or Régie de l'assurance maladie du Québec (RAMQ) directly.

Is a referral required to see Dr. St-Pierre, an Endocrinologist (Diabetes & Metabolism Focus)?

Yes, for services covered by the provincial health plan, a referral from your family physician or another specialist (e.g., an internist, pediatrician, or gynecologist) is almost always required to schedule an appointment with an Endocrinologist (Diabetes & Metabolism Focus) such as Dr. St-Pierre. Endocrine system disorders often involve complex interactions and can have wide-ranging effects, so an initial assessment by your primary care provider helps determine if specialist care is needed and ensures that relevant preliminary tests and medical history are available to the endocrinologist. This facilitates a more focused and efficient consultation.

What types of diagnostic tests are commonly used by an Endocrinologist (Diabetes & Metabolism Focus) like Dr. St-Pierre?

An Endocrinologist (Diabetes & Metabolism Focus) like Dr. St-Pierre utilizes a variety of tests to diagnose endocrine disorders. Blood tests are fundamental for measuring levels of specific hormones (e.g., TSH, free T4, cortisol, ACTH, testosterone, estrogen, LH, FSH, insulin, HbA1c, prolactin, PTH, calcium, vitamin D). He often orders dynamic endocrine function tests, where hormone levels are measured after administering a stimulating or suppressing agent (e.g., ACTH stimulation test for adrenal function, oral glucose tolerance test for diabetes/acromegaly, dexamethasone suppression test for Cushing's). Imaging studies like thyroid ultrasounds, CT scans, or MRIs of the pituitary or adrenal glands are common. Bone mineral density (DXA) scans assess for osteoporosis. For thyroid nodules, a fine-needle aspiration (FNA) biopsy might be performed or arranged.

I have a thyroid nodule. What can I expect during an evaluation with an Endocrinologist like Dr. St-Pierre?

When evaluating a thyroid nodule, an Endocrinologist like Dr. St-Pierre will conduct a thorough assessment. This typically involves reviewing your medical history (including any symptoms of thyroid dysfunction or family history of thyroid disease), performing a physical examination of your neck and thyroid gland, and ordering blood tests to check your thyroid function (TSH, and possibly free T4, T3, and thyroid antibodies). A thyroid ultrasound is almost always performed to precisely characterize the nodule's size, number, and sonographic features (e.g., solid, cystic, calcifications, irregular margins). Based on these ultrasound characteristics and the nodule's size, Dr. St-Pierre will determine if a fine-needle aspiration (FNA) biopsy is needed to obtain cells for microscopic examination to rule out thyroid cancer. Most thyroid nodules are benign.

What conditions does an Endocrinologist (Diabetes & Metabolism Focus) like Dr. St-Pierre typically treat?

An Endocrinologist (Diabetes & Metabolism Focus) is a medical doctor who specializes in diagnosing and treating diseases related to the endocrine system, which is the network of glands that produce and release hormones. These hormones control many important body functions, including metabolism (how your body gets energy from foods), growth and development, sexual function and reproduction, sleep, and mood. He is an Endocrinologist (Diabetes & Metabolism Focus), specializing in Diabetes & Metabolism. Dr. St-Pierre manages conditions such as diabetes, thyroid diseases (hyperthyroidism, hypothyroidism, nodules), osteoporosis, adrenal gland disorders (like Cushing's or Addison's disease), pituitary gland disorders, parathyroid and calcium imbalances, polycystic ovary syndrome (PCOS), and some forms of hypertension or lipid disorders related to hormonal imbalances.

How does Dr. St-Pierre typically approach managing diabetes (Type 1 or Type 2)?

Dr. St-Pierre's approach to diabetes management is comprehensive and individualized. For Type 1 diabetes, the focus is on intensive insulin therapy (using multiple daily injections or an insulin pump), continuous glucose monitoring (CGM), carbohydrate counting, and education on managing blood sugar fluctuations and preventing hypoglycemia. For Type 2 diabetes, management often starts with lifestyle modifications (diet, exercise, weight loss), followed by oral medications if needed. Newer injectable medications (like GLP-1 receptor agonists or SGLT2 inhibitors) or insulin may be added as the disease progresses or if blood sugar targets aren't met. In both types, a key goal is to achieve optimal glycemic control (measured by HbA1c and glucose monitoring) while minimizing side effects and preventing long-term complications affecting the eyes, kidneys, nerves, and cardiovascular system. This often involves a multidisciplinary team approach.

Clinique médicale La Licorne, Endocrinologie
808 rue Ontario E
Montréal, QC H2L 1N9

Phone: (514) 532-0828 | Fax: (514) 552-9915

The facility is wheelchair accessible.

Dr. St-Pierre is a licensed Endocrinologist (Diabetes & Metabolism Focus) regulated by the Collège des médecins du Québec (CMQ) under the Medical Act in QC. A referral from a family physician or appropriate specialist is typically required for consultations with Dr. St-Pierre for services covered by the provincial health plan.

Verify registration with the Collège des médecins du Québec (CMQ): https://www.cmq.org/en/directory/physicians?number=82446