Comparing Fundus Photography and Direct Examination for Retina Health - Ophthalmology

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Fundus examination


Hello, doctor.
I have high myopia and have undergone fundus examinations at two different hospitals.
One used fundus photography, while the other performed a direct fundus examination (which required eye movement).
After researching online, I found that there are concerns that fundus photography may not capture the peripheral retina adequately.
Which of these two methods is more suitable for checking for retinal abnormalities? Thank you for taking the time to respond.

He, 20~29 year old female. Ask Date: 2022/01/12

Dr. Gao Pilin reply Ophthalmology


Hello Ms.
He: If it is an ultra-widefield fundus scanner, it covers a larger area than traditional dilated fundus examination and allows the physician to review the images more thoroughly, making it less likely to overlook any lesions.
Both methods can detect lesions, and the physician will choose the appropriate approach, so please rest assured.

Reply Date: 2022/01/12

More Info


When it comes to assessing retinal health, both fundus photography and direct examination (also known as indirect ophthalmoscopy) have their unique advantages and limitations. Understanding these differences is crucial, especially for individuals with high myopia, as they are at a greater risk for retinal complications.

Fundus Photography: This technique involves capturing high-resolution images of the retina using specialized cameras. It provides a permanent record of the retinal structure, allowing for detailed analysis over time. Fundus photography is particularly useful for documenting changes in the retina, such as the progression of diabetic retinopathy, age-related macular degeneration, or other retinal diseases. However, one of its limitations is that it may not capture the peripheral retina effectively. This is particularly relevant for patients with high myopia, as they are more susceptible to peripheral retinal tears or detachments, which might not be visible in standard fundus photographs.

Direct Examination (Indirect Ophthalmoscopy): This method allows the ophthalmologist to examine the retina in real-time. It provides a more comprehensive view of the peripheral retina, which is crucial for detecting conditions that may not be visible in fundus photographs. During this examination, the doctor can rotate the eye and adjust the viewing angle, allowing for a thorough assessment of the entire retinal surface. This method is particularly beneficial for high myopia patients, as it can help identify early signs of retinal issues that could lead to serious complications.

In summary, while fundus photography is excellent for documenting retinal health and changes over time, direct examination offers a more comprehensive view of the peripheral retina, which is vital for high myopia patients. Therefore, for a thorough assessment of retinal health, especially in individuals at risk for retinal complications, a combination of both methods is often the best approach.
Additionally, it is essential to consider that both techniques are complementary. Fundus photography can be used to track changes over time, while direct examination can provide immediate insights into any acute issues. If you have concerns about your retinal health, especially given your history of high myopia, it is advisable to discuss with your ophthalmologist the best approach for your specific situation. Regular monitoring and comprehensive examinations are key to preventing potential complications associated with high myopia, such as retinal tears or detachments, which can lead to vision loss if not addressed promptly.

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