Dr. Zaid J Yasser Siger is a skilled General Surgeon, specializing in a comprehensive range of surgical treatments. Practicing at William Osler Health System and performing surgeries at Scarborough Health Network Centenary Hospital in Scarborough, ON, he is a respected member of the surgical community. His practice adheres to the high standards set by the College of Physicians and Surgeons of Ontario (CPSO). Dr. Siger has a focus 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 high-quality, patient-focused care, from initial consultation through to post-operative recovery, utilizing modern surgical techniques and a collaborative approach.
He graduated with a Medical Degree from the University of Al-Mustansiriyah College of Medicine in Iraq. With over 15 years of experience as a General Surgeon since 2009, he has developed a broad scope of surgical expertise. Dr. Siger is recognized as a RCPSC Specialist by the College of Physicians and Surgeons of Ontario (CPSO), ensuring his practice aligns with the rigorous standards of the profession.
Dr. Siger is committed to providing safe, effective, and evidence-based surgical care. He emphasizes a patient-centered approach, ensuring clear communication and shared decision-making throughout the treatment process. Whenever appropriate, he utilizes minimally invasive techniques to promote faster recovery and reduced discomfort. He collaborates with multidisciplinary teams for comprehensive patient management and is dedicated to ongoing professional development and surgical excellence. Additionally, he communicates effectively in Arabic and English, allowing him to serve a diverse patient population in Scarborough with sensitivity and understanding.
Dr. Zaid Siger provides surgical treatment for a diverse range of conditions, including:
Abdominal and Digestive System Conditions
Dr. Siger addresses a range of disorders affecting organs within the abdomen, including the stomach, intestines, gallbladder, appendix, and colon.
- Gallstones (Cholelithiasis) and Gallbladder Disease (Cholecystitis): Surgical removal of the gallbladder (cholecystectomy) is a common treatment.
- Appendicitis: A common cause of acute abdominal pain, especially in the right lower quadrant.
- Peptic Ulcer Disease Complications (Perforation, Bleeding, Obstruction): Emergency surgery to repair perforated ulcers or control massive bleeding.
Cancers and Tumors (Surgical Oncology)
Dr. Siger addresses surgical removal of malignant tumors and often nearby lymph nodes, as a key component of cancer therapy.
- Breast Cancer: Surgical treatment options including lumpectomy (breast-conserving surgery) and mastectomy (removal of the breast).
- Pancreatic Cancer (when resectable): Complex surgical procedures like the Whipple procedure (pancreaticoduodenectomy) for tumors in the head of the pancreas.
- Skin Cancers (e.g., Melanoma, Squamous Cell Carcinoma, Basal Cell Carcinoma): Reconstructive techniques may be used for larger excisions.
This list is not exhaustive. For a comprehensive evaluation and to discuss whether surgery is appropriate for your specific condition, a consultation with Dr. Zaid Siger is necessary.
- Sigmoidoscopy: Examination of the lower part of the colon (sigmoid colon) using a flexible or rigid scope.
- Breast Surgery (e.g., Lumpectomy, Mastectomy, Biopsy): Often involves coordination with oncologists and plastic surgeons for comprehensive breast cancer care.
- Bowel Resection / Colectomy (for benign or malignant conditions): May involve open or laparoscopic approaches, with potential for anastomosis (reconnection) or ostomy creation.
- Post-operative Care and Follow-up: Providing follow-up appointments to assess healing and long-term outcomes.
- Pre-operative Assessment and Planning: Optimizing patient health before elective surgical procedures.
- Laparoscopic Surgery (Minimally Invasive Surgery): Performing various abdominal surgeries using small incisions and specialized camera/instruments.
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. Siger.
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. Siger's primary clinic is located at the William Osler Health System in Scarborough, ON, within a modern medical clinic in the Scarborough neighborhood. The clinic offers convenient access to major healthcare facilities in the area and is easily reachable via local public transit routes. The clinic and affiliated hospital facilities are wheelchair accessible and designed for patient comfort and privacy. Patients can expect a professional environment suitable for consultations, pre-operative assessments, and follow-up care. Ample parking options are usually available nearby, including accessible parking for those with mobility needs. The practice provides a welcoming atmosphere dedicated to high-quality surgical care and patient satisfaction.
- Do General Surgeons like Dr. Siger ever specialize further?
- Indeed. After completing general surgery residency, surgeons can opt for further fellowship training to subspecialize. Dr. Siger, 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 types of surgical procedures does Dr. Siger perform?
- Dr. Siger, 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. Siger may use traditional open surgery or advanced minimally invasive (laparoscopic) methods.
- What does a General Surgeon like Dr. Siger do?
- Dr. Siger, a General Surgeon, is a specialist surgeon who manages a wide variety of common and complex surgical problems. General surgeons are often the primary surgical contact for conditions involving the digestive tract, abdominal organs, hernias, breast diseases, and skin/soft tissue lesions. They are trained in numerous surgical techniques, including minimally invasive (laparoscopic) surgery, and play a critical role in both planned (elective) operations and emergency surgical situations.
- Does Dr. Siger perform laparoscopic (minimally invasive) surgery?
- Many General Surgeons like Dr. Siger are trained in and regularly perform laparoscopic surgery, also known as minimally invasive surgery. This technique involves making several small incisions instead of one large one, using a camera and specialized instruments to perform the operation. Laparoscopic approaches are common for procedures like gallbladder removal, appendectomy, and hernia repair, often resulting in less post-operative pain, smaller scars, and a faster return to normal activities. You should discuss with Dr. Siger whether this approach is suitable for your specific condition.
- What is the typical recovery time after a general surgical procedure performed by Dr. Siger?
- The duration of recovery following surgery with Dr. Siger is specific to the operation performed and your personal health. Minimally invasive surgeries often have shorter recovery periods than traditional open surgeries. Dr. Siger 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.
- Do I always need surgery if I have a consultation with Dr. Siger?
- A surgical consultation with Dr. Siger doesn't automatically mean you will have surgery. The purpose of the visit is for Dr. Siger to assess your condition thoroughly, review any tests, and discuss whether surgery is the most suitable treatment, or if alternative non-operative options should be considered. The final decision is typically made collaboratively between you and Dr. Siger after weighing the potential risks and benefits.
William Osler Health System
2863 Ellesmere Road
Scarborough, ON M1E 5E9
Clinic Phone: (416) 340-7000 | Clinic Fax: (416) 340-7001
The clinic and affiliated hospital facilities are wheelchair accessible and designed for patient comfort and privacy.
Dr. Siger 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. Siger for services covered by the provincial health plan (Ontario Health Insurance Plan (OHIP)).
Verify Dr. Siger's registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Siger-Zaid-J-Yasser/0210497-81372