About
Dr. Louise-Helene Gagnon is a dedicated Obstetrician and Gynecologist (OBGYN) providing comprehensive care for women's reproductive health, pregnancy, and childbirth. She offers a patient-focused approach to manage a wide spectrum of conditions. Practicing at St Michael's Orthopedic Associates in Toronto, ON, she offers accessible and high-quality care to the community. Her practice is committed to adhering to the standards set by the College of Physicians and Surgeons of Ontario (CPSO), ensuring the highest level of professional care. Providing comprehensive care across the full scope of Obstetrics and Gynecology, Dr. Gagnon addresses both routine and complex conditions with compassion and expertise.
Dr. Gagnon graduated with a Medical Degree from McGill University Faculty of Medicine and Health Sciences in 2009. She has been practicing as a specialist in Obstetrician and Gynecologist (OBGYN) for over 10 years, since 2014. She is certified as a RCPSC Specialist, reflecting her dedication to maintaining high standards of medical excellence and ongoing professional development.
Her clinical philosophy centers on patient-centered care, shared decision-making, and evidence-based practice. She is committed to supporting women’s health in Toronto with empathy and respect. Fluent in English and French, Dr. Gagnon strives to make every patient feel heard, informed, and cared for throughout their healthcare journey.
Dr. Louise-Helene Gagnon provides care for a wide spectrum of women's health issues, including:
Common Benign Gynecological Conditions
- Endometriosis: A painful disorder in which tissue similar to the uterine lining (endometrium) grows outside the uterus, commonly on ovaries, fallopian tubes, or pelvic lining.
- Vaginitis (Yeast Infections, Bacterial Vaginosis, Trichomoniasis): Inflammation of the vagina that can result in discharge, itching, and pain, commonly caused by infections or imbalances in vaginal flora.
- Ovarian Cysts (Functional, Dermoid, Endometriomas): Fluid-filled sacs or pockets in an ovary or on its surface, which are common and often benign but can sometimes cause pain or require intervention.
Gynecologic Cancers and Precancerous Conditions
- Cervical Dysplasia (CIN) & Cervical Cancer: Precancerous changes (Cervical Intraepithelial Neoplasia) or malignant tumors of the cervix, the lowermost part of the uterus, often linked to HPV infection.
- Endometrial Hyperplasia & Uterine (Endometrial) Cancer: Precancerous thickening of the uterine lining (endometrial hyperplasia) or cancer that begins in the lining of the uterus (endometrium).
- Vulvar Intraepithelial Neoplasia (VIN) & Vulvar Cancer: Precancerous changes (VIN) or malignant tumors affecting the external female genitalia (vulva).
Menstrual and Hormonal Disorders
- Hirsutism (Excess Hair Growth) & Acne (Hormonal): Excessive growth of dark or coarse hair in a male-like pattern or persistent acne, often related to hormonal imbalances like those seen in PCOS.
- Thyroid Disorders affecting Gynecologic Health: Conditions like hypothyroidism or hyperthyroidism that can impact menstrual cycles, fertility, and pregnancy outcomes.
- Polycystic Ovary Syndrome (PCOS): A common hormonal disorder among women of reproductive age, characterized by irregular periods, excess androgen levels, and/or polycystic ovaries on ultrasound.
This list highlights some common conditions managed within Obstetrics and Gynecology and is not exhaustive. For personalized advice regarding your specific health concerns, please schedule a consultation with Dr. Louise-Helene Gagnon or your primary care physician for a comprehensive evaluation and appropriate referral if needed.
- Hysterectomy (Abdominal, Vaginal, Laparoscopic, Robotic-Assisted): Surgical removal of the uterus, performed through various approaches including minimally invasive techniques, depending on the medical indication and patient factors.
- Pap Tests, HPV Testing & Cervical Cancer Screening (Colposcopy, LEEP): Cervical cancer screening through Pap tests and HPV testing, with follow-up diagnostic procedures like colposcopy and treatment for precancerous changes (e.g., LEEP - Loop Electrosurgical Excision Procedure).
- Contraceptive Counseling & Full Range Management: Comprehensive discussion and provision of various birth control methods, including oral contraceptives, patches, rings, injectables, IUD insertion/removal (hormonal and copper), and contraceptive implant insertion/removal.
- Postpartum Care & Follow-up: Medical follow-up and support for mothers in the weeks following childbirth, addressing physical recovery, incision care (if applicable), breastfeeding support, contraception planning, and screening for postpartum mood disorders.
- Management of Common Pregnancy Complications: Diagnosis and treatment of conditions such as nausea and vomiting of pregnancy (hyperemesis gravidarum), gestational diabetes (in conjunction with specialists if needed), hypertensive disorders, and preterm labor risk assessment and prevention strategies.
- Management of Menstrual Disorders & Abnormal Uterine Bleeding: Diagnosis and treatment for conditions like heavy menstrual bleeding (menorrhagia), irregular periods, painful periods (dysmenorrhea), amenorrhea (absence of periods), and premenstrual syndrome (PMS)/PMDD.
- Laparoscopic Surgery for Endometriosis & Ovarian Cysts (Excision/Ablation): Minimally invasive surgical techniques for diagnosing and treating endometriosis implants (excision or ablation) and removing benign ovarian cysts.
Note: This list may provide an overview of common services in Obstetrics and Gynecology. Dr. Gagnon provides a wide array of diagnostic, therapeutic, and surgical options tailored to individual patient needs within women's health, pregnancy, and childbirth. Specific services offered can be confirmed by contacting the clinic.
All medical and surgical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO). A referral may be required for insured services.
Dr. Gagnon practices at St Michael's Orthopedic Associates located in the Lawrence Park neighborhood of Toronto, ON. The facility is conveniently situated near the US Consulate and Hospital Row, which hosts various hospitals, making it accessible for patients from different parts of the city. Easily reachable via TTC, including Subway, Streetcar, and Bus routes, the clinic offers excellent transit options. The facility is wheelchair accessible to accommodate patients with mobility needs. Metered street parking is available nearby for those who prefer to drive, ensuring convenient access for all patients seeking expert women's health care.
- Are services from Dr. Gagnon, an Obstetrician and Gynecologist, covered by Ontario Health Insurance Plan (OHIP) in ON?
- Medically necessary consultations, prenatal care, delivery, gynecological surgeries, and diagnostic procedures performed by a licensed Obstetrician and Gynecologist like Dr. Gagnon are generally covered by Ontario Health Insurance Plan (OHIP) in ON when you have a valid referral from your family doctor or another referring physician. Some elective procedures, certain fertility treatments, or non-medically indicated services may not be covered. It's always recommended to confirm specific coverage details with Ontario Health Insurance Plan (OHIP) or the clinic.
- Do I need a referral from my family doctor to see Dr. Gagnon, an Obstetrician and Gynecologist?
- Yes, for services to be covered by your provincial health plan (Ontario Health Insurance Plan (OHIP)), a referral from your family physician or another specialist is typically required to see an Obstetrician and Gynecologist like Dr. Gagnon for most consultations and treatments. This ensures coordinated care. Some specific services or clinics (e.g., some sexual health or contraception clinics) might have different access pathways, but for ongoing obstetrical or gynecological care, a referral is standard. Please check with Dr. Gagnon's office or your referring doctor.
- What are the treatment options for endometriosis that Dr. Gagnon might recommend?
- Treatment for endometriosis aims to manage pain and improve fertility if desired. Options vary based on symptom severity and patient goals and can include pain medications (NSAIDs), hormonal therapies (like birth control pills, progestins, GnRH agonists) to suppress endometrial tissue growth, and surgical treatments (laparoscopy) to remove endometrial implants and scar tissue. Dr. Gagnon will discuss the most appropriate approach for your situation.
- Does Dr. Gagnon support VBAC (Vaginal Birth After Cesarean)?
- VBAC can be a safe option for many women who have had a previous Cesarean section. Dr. Gagnon's approach to VBAC will depend on your specific medical history, the reason for your previous C-section, the type of uterine incision you had, and current pregnancy factors. she will assess your individual suitability for VBAC and discuss the benefits and risks with you. Hospital policies also play a role in VBAC availability.
- How often do I need a Pap test, and what is it for?
- A Pap test (or Pap smear) is a screening procedure for cervical cancer. It checks for precancerous or cancerous cells on the cervix. Guidelines vary slightly by province but are generally recommended for women starting around age 21-25 (or once sexually active) and continuing every 2-3 years if results are normal. The frequency may change based on your age, medical history (including HPV status), and previous Pap test results. Dr. Gagnon will advise you on the appropriate screening schedule for your individual circumstances based on current provincial guidelines.
St Michael's Orthopedic Associates
Suite 800, 2075 Bayview Avenue, Suite B725
Toronto, ON M4N 3M5
Phone: (416) 480-5845 | Fax: (416) 754-0244
The facility is wheelchair accessible.
Dr. Gagnon is a licensed Obstetrician and Gynecologist regulated by the College of Physicians and Surgeons of Ontario (CPSO) under the Regulated Health Professions Act, 1991 and Medicine Act, 1991 in ON. A referral from your family physician or another qualified healthcare provider is typically required for provincially insured consultations and treatments.
Verify registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Gagnon-LouiseHelene/0258403-91328