Astigmatism refers to the abnormal shape of the cornea, which causes blurred vision. It may present at birth and happen in combination with nearsightedness or farsightedness. The symptoms of astigmatism are eyestrain, headache, squinting, difficulty in night vision, and distorted or blurred vision.

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I have myopia with astigmatism in both eyes, but I feel very uncomfortable wearing glasses. Please help.

Query: Hello doctor, I have myopia with the number -4.5 D in the right eye and 4.75 in the left eye, with astigmatism in both eyes. I have my prescribed glasses, and I use them, but after using them for more than two hours, I feel very uncomfortable and have eye strain and sometimes headaches also. It some...  Read Full »

Dr. Rasmi Abo Touk Rifai

Answer: Hello, Welcome to I thoroughly read your query and understand your concern. Actually, you told me about myopia, but you did not say about astigmatism, which I found in your prescription (attachments are hidden to protect the patient's identity), the cylinder. Look, when we use the as...  Read Full »

My son has -3.25 D cylindrical power in both eyes. Is having such high power at this young age dangerous?

Query: Hi doctor, My son, who is seven years old, was recently found to have -3.25 D cylindrical power for both eyes (with 6/6p) vision. Is having such high power at this young age dangerous? Will the power increase with age? The doctor has prescribed glasses for him and said to follow up in six months. He...  Read Full »

Dr. Gopal R. Damani

Answer: Hi, Welcome to I understand your concern. Having cylindrical power is called astigmatism. It is not dangerous. It may or may not increase with age. I suggest continuing glasses for now. Does he have allergies? Does he keep rubbing his eye? Get his corneal topography done to rule out...  Read Full »

I am having pain, dryness and disorientation in the eyes a few weeks after acoustic trauma. Is it related?

Query: Hi doctor,Two months back, I had an acoustic trauma, which gave me tinnitus and ringing in my ears, aural fullness and hyperacusis, sensitivity to sound. All these symptoms decreased in severity but a few weeks later my wisdom tooth flared up, and on the same side my eye got blurry. I have eye pain ...  Read Full »

Dr. Gopal R. Damani

Answer: Hi,Welcome to cannot relate your eye problem to your acoustic trauma.And an ophthalmologist has already seen you so maybe it is severe dry eyes only.Can you share your glass number and photo of both your eyes so that a diagnosis can be arrived at and treatment can be started accordingl...  Read Full »

How can I overcome astigmatism?

Query: Hi doctor, I have been suffering from eye pain for almost three days now, maybe due to my online classes wherein I am constantly exposed to radiation, and also I use ring light for some of my classes. I have astigmatism, and last month, I got my new prescription eyeglasses. What might be the exact ...  Read Full »

Dr. Asha Juliet Barboza

Answer: Hi, Welcome to Thanks for writing in. Sorry to hear about your eye pain. You mentioned that you changed your spectacles recently. Was there any change in the power or axis? As you said, you have astigmatism. If the cylindrical axis is wrong even the slightest or if the power is overco...  Read Full »

Can I use contact lenses of power less than my glasses power?

Query: Hello doctor, I have attached my glasses prescription with this. However, I have been using contact lenses with less power than my prescription glasses. Can you suggest the contact lens I can use with a power of -2 D spherical and -0.75 Dcylindrical in both eyes? Kindly suggest. Thank you.  Read Full »

Dr. Asha Juliet Barboza

Answer: Hi, Welcome to I understand your concern. You have astigmatism of -0.75D cylindrical in both eyes. The tear film underneath the contact lenses usually takes care of neutralizing astigmatism. Also, contact lenses are mainly prescribed with less than the glass's power. You can use -2.0 D...  Read Full »

My pupils are big after cataract surgery. Why?

Query: Hi doctor, I had cataract surgery. I can see objects only with the rigid lens and it is blurry. I cannot read anything. My eyes still get hurt by bright light and my pupils are big. Why?  Read Full »

Dr. Asif Manzoor

Answer: Hi, Welcome to After the cataract surgery, pupil may remain dilated due to surgical trauma to constrictor pupillae muscle or iris is damaged and becomes atrophic. Some drops also cause pupil dilation. Make sure you are not using any dilating drops with red caps such as Tropicamide, C...  Read Full »

My sister's daughter has congenital astigmatism, but she does not want her daughter to wear glasses. Please suggest an alternative treatment.

Query: Hello doctor, My sister's daughter has congenital astigmatism of 4.75 diopters. She is just two years old, but my sister does not want her to wear glasses. Please suggest some treatment.  Read Full »

Dr. Gargi Madhukar Apte

Answer: Hello, Welcome to I am sorry, but glasses are the only treatment option for congenital astigmatism. If the child does not wear glasses, he might suffer amblyopia. I suggest you tell your sister that she let her daughter wear glasses.  Read Full »

I took a corneal topography for an issue in my right eye. Please help me interpret it.

Query: Hi doctor.I need help in reading my corneal topography result. Do I have keratoconus, and if yes, how bad is it? What does the 80 % normal mean? Can you please explain each number in the chart? Lastly, what are my treatment options?My right eye hurts every morning I wake up. I started seeing the dou...  Read Full »

Dr. Souhad Abdulhalim Lawand

Answer: Hello, Welcome to numbers on your keratotopography signify the thickness and the geometry of the cornea, meaning if the corneal surface is usually quite spherical in all its aspects, any areas with increased thickness in comparison to the other areas of that cornea are considered an ...  Read Full »

I suffered an acoustic trauma two months back, and now I am experiencing vision problems. Why?

Query: Hello doctor, Two months ago, I suffered an acoustic trauma after a loud microsuction in my ears to remove ear wax. It left me with tinnitus, hyperacusis, and aural fullness. This settled after a few weeks, and while at its worst around two and a half weeks to three weeks after, wisdom tooth got tri...  Read Full »

Dr. Anuj Gupta

Answer: Hi, Welcome to I can understand your concern. Have you noticed any changes in hearing? Do you feel vertigo when you change posture? For example, stand with legs joined and close your eyes. Do you sway or feel as if you are going to fall? Please send your answers to the abov...  Read Full »

I have astigmatism. Is it possible to wear a colored contract lens?

Query: Hi doctor,Can I wear a regular colored contact lens for only one night if I have astigmatism? I have no eye symptoms at all. I wear glasses all of the time, that is all. Before 5 to 6 years, I had surgery on my right eye due to eye cysts. It is fully healed now. I want to change my look for my upcom...  Read Full »

Dr. Gargi Madhukar Apte

Answer: Hello, Welcome to You can wear colored contact lenses for one night; no harm in it, but you will be uncomfortable as your vision will be blurry. If you can manage with it, you can wear it for one night for your birthday. I wish you a happy 18 birthday in advance. Thank you  Read Full »

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