About
Dr. Derek Pok-Keung Lui is a dedicated Ophthalmologist, committed to providing exceptional medical and surgical eye care to patients of all ages. Practicing at St. Michael's Hospital in Woodstock, ON, he is a trusted provider of specialized eye care in the community. His practice adheres to the high standards set by the College of Physicians and Surgeons of Ontario (CPSO), ensuring that every patient receives safe, effective, and personalized treatment. Dr. Lui's role encompasses comprehensive diagnosis, management, and surgical intervention for a wide array of eye conditions, with a focus on preserving and enhancing vision. The clinic provides a full spectrum of eye care services, from routine vision checks to advanced surgical procedures, in a patient-friendly setting.
He graduated with a Medical Degree from Memorial University of Newfoundland Faculty of Medicine in Canada. With over 29 years of specialized experience since 1995, Dr. Lui has developed a comprehensive expertise in ophthalmology. He is recognized as a RCPSC Specialist by the College of Physicians and Surgeons of Ontario (CPSO), reflecting his extensive training and commitment to excellence in eye care. His certifications include certification from the Royal College of Physicians and Surgeons of Canada, affirming his qualification to practice as a specialist in ophthalmology.
Dr. Lui's professional philosophy centers on preserving and improving vision through compassionate, state-of-the-art eye care. He emphasizes the importance of educating patients about their eye health, involving them in treatment decisions, and utilizing advanced diagnostic and therapeutic technologies for precise and effective treatments. His approach prioritizes early detection and management of eye diseases to prevent vision loss. Dedicated to his community in Woodstock, he aims to provide accessible, comprehensive eye care that enhances patients' quality of life. Dr. Lui is also proficient in Chinese, ensuring clear communication with all patients.
Dr. Derek Lui provides expert diagnosis and management for a wide range of eye conditions, including:
Refractive Errors and Vision Correction
Dr. Lui addresses includes prescription of eyeglasses and contact lenses, as well as assessment for refractive surgery options.
- Candidates for Refractive Surgery (e.g., LASIK, PRK, ICL): Assessment includes corneal thickness, refractive error stability, and overall eye health.
- Astigmatism: Corrected with glasses, toric contact lenses, or refractive surgery.
- Hyperopia (Farsightedness): Corrected with glasses, contact lenses, or refractive surgery.
Cataracts and Lens Disorders
Dr. Lui addresses a leading cause of reversible vision impairment, especially in older adults.
- Congenital or Pediatric Cataracts: Often associated with other systemic conditions or genetic factors.
- Age-Related Cataracts: The most common type of cataract.
- Dislocated Intraocular Lens (IOL) or Natural Lens: Can cause significant visual disturbances.
Glaucoma Management
Dr. Lui addresses a group of eye diseases that damage the optic nerve, often characterized by increased intraocular pressure, leading to progressive, irreversible vision loss.
- Primary Open-Angle Glaucoma (POAG): Regular eye exams are key for early detection.
- Normal-Tension Glaucoma: Management focuses on lowering eye pressure further and addressing other potential risk factors.
- Secondary Glaucoma (e.g., due to trauma, inflammation, steroids): Can be open-angle or angle-closure.
This list is not exhaustive. For a comprehensive evaluation of your eye health, a consultation with Dr. Derek Lui is necessary.
- Vision Testing and Prescription for Eyeglasses & Contact Lenses: Prescription and fitting of corrective lenses, including specialized contact lenses.
- Comprehensive Adult and Pediatric Eye Examinations: Includes refraction for glasses/contacts, intraocular pressure measurement, and dilated fundus examination.
- Medical Management of Glaucoma (Prescription Eye Drops): Prescribing and managing various types of eye drops to lower intraocular pressure and prevent optic nerve damage.
- YAG Laser Capsulotomy (for Secondary Cataract): Commonly performed to address blurry vision months or years post-surgery.
- Advanced Technology Intraocular Lenses (IOLs): Personalized lens selection based on lifestyle and visual goals.
- Emergency Eye Care Services: Urgent evaluation and treatment for acute eye injuries, sudden vision loss, severe eye pain, or infections.
Note: This list provides an overview. Specific treatments are determined after a thorough eye examination and consultation with Dr. Lui.
All ophthalmology services are provided in accordance with the standards of practice set by the College of Physicians and Surgeons of Ontario (CPSO) and relevant Canadian Ophthalmological Society (COS) and relevant subspecialty guidelines. A referral from a physician or optometrist may be required for consultation.
Dr. Lui's primary eye clinic is located at St. Michael's Hospital in Woodstock, Ontario. The clinic is conveniently situated in a well-established neighborhood, offering easy access to patients via local public transit routes. The facility is equipped with modern ophthalmic diagnostic and treatment equipment, designed to provide comprehensive eye care in a welcoming and accessible environment. The clinic is close to various medical facilities and optical services, making it a convenient choice for patients seeking routine eye exams, vision correction, or surgical interventions. Parking is typically available nearby, with some accessible spots to ensure comfortable access for all patients. The eye clinic is designed to be accessible and comfortable for all patients, with friendly staff dedicated to delivering exceptional care in a professional setting.
- Are services from Dr. Lui covered by provincial health insurance?
- Medically necessary services provided by an Ophthalmologist like Dr. Lui, such as the diagnosis and treatment of eye diseases (e.g., glaucoma, macular degeneration, diabetic retinopathy) and medically indicated surgeries (e.g., cataract surgery), are generally covered by your provincial health plan, Ontario Health Insurance Plan (OHIP). However, routine eye exams for adults of certain age groups without specific medical conditions, and procedures considered cosmetic (like elective refractive surgery or some eyelid procedures) are typically not covered. It's advisable to confirm coverage details with Dr. Lui's office or Ontario Health Insurance Plan (OHIP). Medically necessary eye exams and treatments for eye diseases like glaucoma or cataracts are typically covered by Ontario Health Insurance Plan (OHIP). Routine eye exams for glasses/contacts for adults (usually ages 19-64) may not be covered unless a specific medical condition affecting the eyes is present. Elective procedures such as cosmetic eyelid surgery or refractive laser surgery (LASIK/PRK) are generally not covered. It is recommended to verify coverage specifics with Dr. Lui's office or Ontario Health Insurance Plan (OHIP).
- What are some common eye conditions treated by Dr. Lui?
- As an Ophthalmologist, Dr. Lui manages numerous eye problems. These frequently include prescribing glasses/contacts, performing cataract surgery, treating glaucoma with medications or lasers, managing retinal issues like macular degeneration and diabetic eye disease, and addressing infections or inflammations of the eye. providing comprehensive medical and surgical eye care, including the diagnosis and treatment of a wide range of eye diseases and vision problems.
- When should I see an Ophthalmologist like Dr. Lui?
- You should see an Ophthalmologist like Dr. Lui for comprehensive eye examinations, especially if you have a family history of eye disease, are over 40, or have medical conditions like diabetes that can affect your eyes. Also, seek consultation for any sudden vision changes, eye pain, injury, persistent redness, or if referred by your family doctor or optometrist for a specific eye condition.
- What does an Ophthalmologist like Dr. Lui specialize in?
- Dr. Lui is an Ophthalmologist, a physician with extensive training in all aspects of eye health. He provides complete eye exams, diagnoses conditions like glaucoma, cataracts, and retinal diseases, and can perform complex eye surgeries. providing comprehensive medical and surgical eye care, including the diagnosis and treatment of a wide range of eye diseases and vision problems.
- What is the difference between an Ophthalmologist like Dr. Lui and an Optometrist?
- An Ophthalmologist like Dr. Lui is a medical doctor (MD/DO) who has completed medical school followed by residency training in ophthalmology. They are licensed to practice medicine and surgery, diagnose and treat all eye diseases, perform eye surgery, and prescribe medications, eyeglasses, and contact lenses. Optometrists (OD) are healthcare professionals who provide comprehensive eye care, including vision testing, prescribing corrective lenses, and diagnosing and managing certain eye abnormalities and diseases (scope varies by province/territory). They typically do not perform invasive surgery.
St. Michael's Hospital
369 Hunter Street, Department of Psychiatry
Woodstock, ON N4S 4G3
Office Phone: (519) 421-1851 | Office Fax: (519) 421-9234
Dr. Lui is a licensed Ophthalmologist 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 optometrist may be required for a consultation with Dr. Lui, particularly for services covered by the Ontario Health Insurance Plan (OHIP).
Verify Dr. Lui's registration with the College of Physicians and Surgeons of Ontario (CPSO): https://doctors.cpso.on.ca/DoctorDetails/Lui-Derek-PokKeung/0046087-60065