Common "Cylindrical Eye Power" queries answered by top doctors | iCliniq

Cylindrical Eye Power

If a person is said to have cylindrical eye power, they have what is known as astigmatism, a refractive error. It means that the correction required is unequal in different meridians of the eye. So, they will need a spectacle lens with a cylinder power correction in addition to the spherical power correction.

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Is it normal to not have a 0.75 vision for a 4-years-old child?

Query: Hello doctor, My son is almost four years-old. I got his routine eyesight check-up with dilation today. From the right eye, he could not read the last three lines even with the lenses they put to check vision, and his number is cylindrical minus 2.5. From the left eye, he could see 6/7.5, and his nu...  Read Full »


Dr. Shikha Gupta

Answer: Hi, Welcome to icliniq.com. I can understand your concern about your son. The good news is it is detected early. It can be a lazy eye, but the normal adult vision of 6/6 comes at six years, which may also be a reason for low vision. But yes, whatever cylindrical power comes, he must use spectacles...  Read Full »

My daughter has a cylindrical eye number. Will it progress?

Query: Hello doctor, I got my 2.7 years old daughter's eyes checked, and she has a cylindrical number of -1 and -1.25 at 180 axis. Will it increase as she grows? Is the test done on the machine, reliable? I hope this is not a sign of keratoconus.  Read Full »


Dr. Shikha Gupta

Answer: Hello, Welcome to icliniq.com. This may be a sign of keratoconus, but not for sure. It depends on the progression. If it progresses rapidly and corneal thinning occurs, then only it can be called as keratoconus. At present it is astigmatism. And you should start using glasses. Yes, it will change ...  Read Full »

Could keratoconus be causing my eye problems?

Query: Hi doctor, I experience a few ocular symptoms like glaring and starbursts at night. Also, I can see haloes when I see circular-shaped light sources without eyeglasses. In addition, I have light sensitivity, which manifests as blotches after I see bright sources like tube light and lasts for 30 secon...  Read Full »


Dr. Shikha Gupta

Answer: Hi, Welcome to icliniq.com. I can understand your concern. Since it is a disease with various signs, it can be ruled out by physical examination or by undergoing a few tests. However, this is a progressive disease that causes a progressive increase in cylindrical power, with progressive thinning ...  Read Full »

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