Dr. Ayyan Niaz – General Surgeon | Mississauga, ON

Dr. Ayyan Niaz is a skilled General Surgeon, specializing in a comprehensive range of surgical treatments. Practicing at Sunnybrook Health Sciences Centre and performing surgeries at Trillium Health Partners Hospital in Mississauga, ON, he is a respected member of the surgical community. He adheres to the standards and guidelines established by the College of Physicians and Surgeons of Ontario (CPSO), ensuring high-quality and safe surgical care. Dr. Niaz’s focus is on diagnosing and managing conditions affecting the abdomen, digestive system, breast, skin, and endocrine system, among others. He performs both elective and emergency surgeries, often utilizing minimally invasive techniques to enhance patient recovery. His practice is dedicated to providing compassionate, patient-centered care, guiding patients through every step from initial consultation to post-operative recovery with a collaborative and modern approach.

He graduated with a Medical Degree from the University of Toronto (Canada) and has accumulated over 24 years of experience as a General Surgeon since 2000. Dr. Niaz is recognized as a RCPSC Specialist by the College of Physicians and Surgeons of Ontario (CPSO). Throughout his career, he has committed himself to continuous professional development, staying current with advances in surgical techniques and best practices within the Canadian healthcare system.

Dr. Niaz’s professional philosophy emphasizes providing safe, effective, and evidence-based surgical care. He values clear communication and shared decision-making with his patients, ensuring they are well-informed about their treatment options. Whenever appropriate, he utilizes minimally invasive techniques to promote faster recovery and reduce postoperative discomfort. He collaborates with multidisciplinary teams to deliver comprehensive patient management and is dedicated to surgical excellence for the residents of Mississauga. Additionally, he speaks Urdu fluently, which helps him serve a diverse patient population effectively and compassionately.

Dr. Ayyan Niaz provides surgical treatment for a diverse range of conditions, including:

Abdominal and Digestive System Conditions

Dr. Niaz addresses a range of disorders affecting organs within the abdomen, including the stomach, intestines, gallbladder, appendix, and colon.

• Hernias (Inguinal, Umbilical, Ventral, Incisional, Hiatal): Protrusion of an organ or tissue through a weak spot in the surrounding muscle or connective tissue.
• Appendicitis: If untreated, can lead to rupture and peritonitis.

Cancers and Tumors (Surgical Oncology)

Dr. Niaz addresses surgical removal of malignant tumors and often nearby lymph nodes, as a key component of cancer therapy.

• Stomach (Gastric) Cancer: Surgical resection (gastrectomy) as a primary treatment for localized stomach cancer.
• Pancreatic Cancer (when resectable): Distal pancreatectomy for tumors in the body or tail of the pancreas.
• Skin Cancers (e.g., Melanoma, Squamous Cell Carcinoma, Basal Cell Carcinoma): Surgical excision of malignant skin lesions with appropriate margins.

This list is not exhaustive. For a comprehensive evaluation and to discuss whether surgery is appropriate for your specific condition, a consultation with Dr. Ayyan Niaz is necessary.

• General Surgical Consultation: Comprehensive assessment and consultation for a wide range of surgical conditions.
• Hernia Repair (e.g., Inguinal, Umbilical, Ventral, Incisional - Open or Laparoscopic): Repair techniques include open surgery with or without mesh, and laparoscopic mesh repair.
• Thyroidectomy / Parathyroidectomy: Surgical removal of all or part of the thyroid gland (for nodules, cancer, or hyperthyroidism).
• Appendectomy (Open or Laparoscopic): Emergency or elective procedure to treat an inflamed or infected appendix.
• Skin Lesion Excision and Soft Tissue Mass Removal: Excision of lumps and bumps (soft tissue masses) for diagnosis and treatment.
• Breast Surgery (e.g., Lumpectomy, Mastectomy, Biopsy): Surgical procedures for benign and malignant breast conditions.

Note: This list provides an overview of common surgical areas. Specific procedures and treatment plans are determined on an individual basis after consultation with Dr. Niaz.

All surgical services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO) and relevant Canadian Association of General Surgeons (CAGS) and relevant surgical best practices. A referral from a physician is typically required for consultation.

Dr. Niaz's primary practice is based at Sunnybrook Health Sciences Centre in Mississauga, located in the vibrant Churchill Meadows neighborhood. His clinic offers comprehensive consultation services in a professional and patient-oriented environment. Surgical procedures are typically performed at Trillium Health Partners Hospital, which is easily accessible and equipped with modern facilities. The clinic and hospital are wheelchair accessible, designed for patient comfort and privacy, and conveniently located near Square One Shopping Centre. Patients can access the clinic via public transit options like MiWay (Mississauga Transit), with parking generally available at or near the facilities, including designated accessible spots. The environment ensures a welcoming experience for all patients seeking expert surgical care and follow-up services.

When would I typically need a referral to see a General Surgeon like Dr. Niaz?

A referral to a General Surgeon like Dr. Niaz is usually made by your family doctor or another specialist when a condition is suspected or diagnosed that may require surgical evaluation or treatment. This could include persistent abdominal pain, a new lump or mass (e.g., in the breast or skin), symptoms of gallbladder disease, a hernia, signs of appendicitis, or concerns about colorectal conditions. They also manage conditions initially identified through screening, like colon polyps or early-stage breast cancer.

What does a General Surgeon like Dr. Niaz do?

A General Surgeon, such as Dr. Niaz, is a highly trained physician specializing in the diagnosis and surgical treatment of a broad range of diseases affecting various parts of the body. Their expertise commonly includes conditions of the abdomen (e.g., appendix, gallbladder, intestines, stomach), breast, skin, soft tissues, and endocrine system (e.g., thyroid). They perform both elective and emergency surgeries and are skilled in pre-operative, operative, and post-operative patient care. As a General Surgeon, Dr. Niaz provides comprehensive surgical management.

Do General Surgeons like Dr. Niaz ever specialize further?

Indeed. After completing general surgery residency, surgeons can opt for further fellowship training to subspecialize. Dr. Niaz, as a General Surgeon, has a wide scope of practice, but some general surgeons focus more on specific areas like vascular surgery, pediatric surgery (if they have dual certification or focus), or cancer surgery (surgical oncology). General surgeons perform a wide variety of common surgical procedures and can manage many different types of conditions. This allows them to offer highly specialized care within those fields while maintaining their broad general surgical skills.

What is the typical recovery time after a general surgical procedure performed by Dr. Niaz?

The duration of recovery following surgery with Dr. Niaz is specific to the operation performed and your personal health. Minimally invasive surgeries often have shorter recovery periods than traditional open surgeries. Dr. Niaz will discuss the expected recovery process, including hospital stay (if any), return to work, and activity restrictions, as part of your pre-operative consultation and post-operative care plan.

What types of surgical procedures does Dr. Niaz perform?

Dr. Niaz, a General Surgeon, performs a wide range of surgeries. These frequently involve organs in the abdomen, such as the gallbladder, appendix, stomach, and intestines. They also address hernias, conditions of the breast, thyroid gland, and skin/soft tissue masses. Depending on the condition and patient, Dr. Niaz may use traditional open surgery or advanced minimally invasive (laparoscopic) methods.

Sunnybrook Health Sciences Centre
2300 Eglinton Avenue West, Department of Psychiatry
Mississauga, ON L5M 2V8

Clinic Phone: (905) 607-6398 | Clinic Fax: (905) 607-8293

The clinic and affiliated hospital facilities are wheelchair accessible and designed for patient comfort and privacy.

Dr. Niaz is a licensed General Surgeon 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 a family physician or another specialist is generally required for a consultation with Dr. Niaz for services covered by the provincial health plan (Ontario Health Insurance Plan (OHIP)).

Verify Dr. Niaz's registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Niaz-Ayyan/0057606-69194