The Difference Between Cataracts and Glaucoma

Published on: 2025-06-14 | Written by: Dr. Thari Abdel Halim Gheit Consultant in Ophthalmology and Eye Surgery


 What’s the Difference Between Cataracts and Glaucoma?

Many patients confuse cataracts with glaucoma, although they are entirely different conditions in terms of cause, symptoms, and treatment.
Dr. Thary Abdel Halim Gheit, a consultant in ophthalmology, emphasizes that accurate diagnosis is essential for effective treatment and preserving vision.


First: What Are Cataracts?

Cataracts are a clouding of the eye’s natural lens, leading to blurry or foggy vision. They often develop with age, or due to conditions such as diabetes, trauma, or previous eye surgeries.

 Symptoms:

  • Blurry or cloudy vision

  • Light sensitivity

  • Difficulty reading or driving at night

  • Frequent changes in prescription glasses

 Treatment:

Cataracts cannot be treated with medication. The only solution is surgical removal, replacing the cloudy lens with an advanced artificial lens.
Dr. Thary Abdel Halim offers this procedure using the latest techniques, such as phacoemulsification and premium intraocular lenses to restore high-quality vision.


Second: What Is Glaucoma?

Glaucoma is a condition where increased intraocular pressure damages the optic nerve over time. Often referred to as the "silent thief of sight," it can progress unnoticed until significant damage has occurred.

 Symptoms:

  • Usually no symptoms in early stages

  • Gradual loss of peripheral vision

  • In acute cases: severe eye pain, redness, nausea, and halos around lights

 Treatment:

Treatment depends on the type of glaucoma and may include:

  • Eye drops to reduce pressure

  • Laser therapy to improve fluid drainage

  • Advanced surgical options for severe cases
    Dr. Thary Abdel Halim stresses the importance of regular monitoring to protect the optic nerve and prevent vision loss.


 Key Differences:

  Cataracts Glaucoma
Cause Clouding of the eye’s lens Increased eye pressure damaging the optic nerve
Symptoms Gradual blurry vision Peripheral vision loss, often painless
Treatment Lens replacement surgery Medications, laser, or surgery
Risk if Untreated Affects vision quality Can lead to permanent blindness

 

 Importance of Early Diagnosis:

Dr. Thary Abdel Halim Gheit highlights that regular eye exams using advanced tools (e.g., eye pressure measurement, optic nerve imaging, lens examination) are essential for early detection of both conditions and for preventing irreversible vision damage.


 Conclusion:

Understanding the difference between cataracts and glaucoma is critical to avoid serious complications.
Thanks to the expertise and modern techniques used by Dr. Thary Abdel Halim Gheit – Consultant in Ophthalmology and Eye Surgery, patients receive accurate diagnoses and personalized treatment plans to protect and restore their vision effectively.


 

دكتور أسنان فى اسكندريةدكتور نساء وتوليد فى اسكندريةدكتور عيون فى الاسكندريةدكتور نفسية وعصبية فى الاسكندريةدكتور أنف وأذن وحنجرة فى الاسكندريةدكتور طب طبيعى وروماتيزممستشفياتصيدلياتمعامل تحاليلدليلي ميديكالدكتور باطنة في الاسكندريةدكتور جراحة عامة في الاسكندريةدكتور تجميل في الاسكندريةدكتور اوعية دموية في الاسكندريةدكتور أطفال فى إسكندريةدكتور عظام فى إسكندريةدكتور أوعية دموية فى إسكندريةدكتور جهاز هضمى وكبد فى إسكندريةدكتور مسالك بولية فى إسكندريةدكتور قلب فى إسكندريةدكتور جلدية فى إسكندريةدكتور تغذية علاجية فى إسكندريةدكتور حساسية وصدر فى إسكندريةدكتور مخ وأعصاب فى إسكندريةدكتور أورام فى إسكندريةدكتور أسنان بالقاهرةدكتور أطفال بالقاهرةدكتور أنف وأذن وحنجرة بالقاهرةدكتور قلب بالقاهرةدكتور باطنة بالقاهرةدكتور تخاطب بالقاهرةدكتور جراحة أطفال بالقاهرةدكتور أورام بالقاهرةدكتور أوعية دموية بالقاهرةدكتور أمراض دم بالقاهرةدكتور جهاز هضمى وكبد بالقاهرةدكتور حساسية وصدر بالقاهرةدكتور تغذية علاجية بالقاهرةدكتور جراحة تجميل بالقاهرةدكتور جراحة عامة بالقاهرةدكتور جلدية بالقاهرةصيدليات بالقاهرةدكتور نساء وتوليد فى القاهرةدكتور مسالك بولية فى القاهرةدكتور طب طبيعي وروماتيزم بالقاهرةدكتور عظام فى القاهرة