Dr. Lyana Isa Sisca – Obstetrician and Gynecologist (OBGYN) | Thornhill, ON

Dr. Lyana Isa Sisca 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 a clinic and/or hospital setting in Thornhill, ON, she offers accessible and high-quality care to the community. Her practice adheres strictly to the standards set forth by the College of Physicians and Surgeons of Ontario (CPSO), ensuring safe and ethical medical services. The facility is wheelchair accessible, located in areas near central Thornhill, close to several local points of interest and easily accessible via local public transit. Metered street parking is available nearby, providing convenient access for her patients.

Providing comprehensive care across the full scope of Obstetrics and Gynecology, Dr. Sisca manages routine check-ups as well as complex gynecological and pregnancy-related issues. She is experienced in guiding women through all stages of reproductive life, including prenatal and postnatal care, menopause management, and surgical interventions when necessary. Her goal is to support women's health through personalized, evidence-based medicine delivered with compassion and respect.

Dr. Sisca graduated with a Medical Degree from Dalhousie University Faculty of Medicine in 2005 in Canada. She has been practicing as a specialist in Obstetrician and Gynecologist since 2010, accumulating over 14 years of experience. She is certified as a Royal College of Physicians and Surgeons of Canada (RCPSC) Specialist. Her clinical philosophy emphasizes patient-centered care, shared decision-making, and staying current with the latest medical research. She is committed to promoting women's health and well-being in Thornhill and speaks English fluently, ensuring clear communication and understanding with her patients.

Dr. Lyana Sisca provides care for a wide spectrum of women's health issues, including:

Screening and Preventative Care

• Bone Density Health (Osteoporosis Screening Referrals): Assessing risk factors for osteoporosis and referring for bone density screening (DEXA scan) when appropriate, especially around menopause.
• Breast Cancer Screening Awareness & Clinical Breast Exams: Performing clinical breast exams and advising on mammography guidelines and breast self-awareness for early detection.
• Cervical Cancer Screening (Pap Tests & HPV Testing): Regular screening to detect precancerous changes or cancer of the cervix, primarily through Pap tests and HPV DNA testing.

Infertility and Reproductive Health

• Ovulatory Dysfunction (e.g., Anovulation, Oligo-ovulation): Problems with ovulation (the release of an egg from the ovary), such as infrequent or absent ovulation, a common cause of infertility.
• Fallopian Tube Disorders (Blockage, Hydrosalpinx, Adhesions): Conditions affecting the fallopian tubes, such as blockages or scarring, that can prevent sperm from reaching the egg or a fertilized egg from reaching the uterus.
• Female Infertility Evaluation & Initial Management: Comprehensive assessment to identify potential causes of difficulty conceiving in women and initiation of basic treatments.

Pregnancy and Childbirth Related Conditions

• Preeclampsia & Hypertensive Disorders of Pregnancy: Pregnancy complications characterized by high blood pressure and signs of damage to other organ systems, often the liver and kidneys.
• Hyperemesis Gravidarum (Severe Morning Sickness): A severe form of nausea and vomiting during pregnancy that can lead to dehydration and weight loss, requiring medical management.
• Postpartum Complications (e.g., Hemorrhage, Infection, Mood Disorders): Health problems that can occur after childbirth, such as excessive bleeding, infection, or postpartum depression/anxiety, requiring prompt attention.

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. Lyana Sisca or your primary care physician for a comprehensive evaluation and appropriate referral if needed.

• Diagnosis & Treatment of Vaginal Infections & Sexually Transmitted Infections (STIs): Management of conditions such as yeast infections, bacterial vaginosis, trichomoniasis, and screening/treatment for STIs like chlamydia, gonorrhea, syphilis, and HIV counseling.
• Endometrial Biopsy: Office procedure to take a small sample of the uterine lining (endometrium) for diagnostic purposes, often for abnormal bleeding or suspected abnormalities.
• Basic Infertility Workup & Ovulation Tracking: Initial investigations into causes of infertility and guidance on tracking ovulation.
• 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.
• Annual Gynecological Exams & Well-Woman Care: Routine check-ups including pelvic exams, clinical breast exams, preventative health screenings, and discussion of overall gynecological health.
• Menopause & Perimenopause Symptom Management: Personalized guidance and treatment options for symptoms associated with menopause, including hot flashes, vaginal dryness, sleep issues, and discussion of hormone replacement therapy (HRT) and non-hormonal alternatives.
• Endometrial Ablation & Resection: Minimally invasive procedures to destroy or remove the lining of the uterus (endometrium) to treat heavy menstrual bleeding in appropriate candidates.

Note: This list may provide an overview of common services in Obstetrics and Gynecology. Dr. Sisca 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. Sisca's practice is situated within a well-equipped clinic in Thornhill, ON, in a convenient location accessible to residents of the area near central Thornhill. The facility is located in a reputable hospital or clinic setting, close to local points of interest such as shopping centers and community hubs. It is easily accessible via local public transit, with nearby bus stops and transit routes serving the area. The clinic is fully wheelchair accessible, ensuring comfort and ease of access for all patients. For those arriving by car, metered street parking is available nearby, providing flexible options for parking during appointments.

Are services from Dr. Sisca, 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. Sisca 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. Sisca, 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. Sisca 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. Sisca's office or your referring doctor.

I have uterine fibroids. What treatment options might Dr. Sisca suggest?

Treatment for uterine fibroids depends on their size, number, location, and the severity of your symptoms (like heavy bleeding or pain), as well as your reproductive goals. Options range from watchful waiting for asymptomatic fibroids, to medications (hormonal therapies to manage symptoms), to minimally invasive procedures (like uterine artery embolization - often by interventional radiology), or surgical removal of fibroids (myomectomy) or the uterus (hysterectomy). Dr. Sisca will help you decide the best course of action.

What birth control options can Dr. Sisca discuss with me?

Dr. Sisca can discuss a wide range of contraceptive options tailored to your individual needs and preferences. These include hormonal methods (like birth control pills, patches, vaginal rings, injections, hormonal IUDs, contraceptive implants), non-hormonal methods (like copper IUDs, condoms, diaphragms, cervical caps), and permanent sterilization methods (tubal ligation or Essure for women, vasectomy referral for men). The best option depends on your health, lifestyle, menstrual cycle characteristics, and family planning goals. Dr. Sisca will help you make an informed choice.

What are some common gynecological surgeries Dr. Sisca might perform?

Common gynecological surgeries include procedures like hysterectomy (removal of the uterus), oophorectomy (removal of ovaries), tubal ligation (female sterilization), D&C (dilation and curettage), endometrial ablation, and surgeries to treat conditions such as fibroids (myomectomy), endometriosis, ovarian cysts, or pelvic organ prolapse. Many of these can be performed using minimally invasive techniques like laparoscopy or hysteroscopy. Dr. Sisca will discuss if surgery is appropriate for your condition and explain the specific procedure, risks, and benefits.

How can Dr. Sisca help with menopause symptoms?

Dr. Sisca can help manage bothersome menopause symptoms such as hot flashes, night sweats, vaginal dryness, mood changes, sleep disturbances, and bone density concerns. Treatment options may include lifestyle modifications (diet, exercise, stress reduction), non-hormonal medications, vaginal estrogen for localized symptoms, or systemic hormone replacement therapy (HRT) after a thorough discussion of the benefits and risks based on your individual health profile and preferences. She is committed to providing personalized care tailored to your needs.

What can I expect during my first prenatal visit?

Your first prenatal visit with Dr. Sisca is usually quite comprehensive, typically scheduled around 8-10 weeks of pregnancy. It involves a detailed review of your medical history, your partner's medical history (if applicable), and any previous pregnancies. Dr. Sisca will likely perform a physical exam, which may include a pelvic exam, confirm your pregnancy (often with an ultrasound referral), estimate your due date, and discuss important aspects of a healthy pregnancy such as nutrition, lifestyle, prenatal vitamins, and options for genetic screening and prenatal testing. You'll also have the opportunity to ask any questions you may have.

Unit 101, 7330 Yonge Street
Thornhill, ON L4J 7Y7

Phone: (905) 707-9900 | Fax: (905) 597-8722

The facility is wheelchair accessible.

Dr. Sisca 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/Sisca-Lyana-Isa/0223863-82771