Keratoconus - EyeWiki
Signs. Early signs of Keratoconus include: Asymmetric refractive error with high or progressive astigmatism; Keratometry showing high astigmatism and irregularity (the axis that does not add to 180 degrees) Scissoring of the red reflex on retinoscopy
Diagnosis and Management of Keratoconus - American …
2020年9月1日 · Keratoconus (KC) is a bilateral, progressive, noninflammatory ectatic condition in which there is conical protrusion of a thinned central cornea. Patients experience significant visual impairment from the resultant irregular astigmatism and high myopia.
Keratoconus - Symptoms and causes - Mayo Clinic
2023年4月5日 · Symptoms of keratoconus may change as the disease progresses. They include: Blurred or distorted vision. Increased sensitivity to bright light and glare, which can cause problems with night driving. A need for frequent changes in eyeglass prescriptions. Sudden worsening or clouding of vision.
Keratoconus: Symptoms, Causes & Treatment - Cleveland Clinic
What are the symptoms of keratoconus? The main symptoms of keratoconus include: Gradually worsening vision in one or both eyes. (Generally, keratoconus affects both eyes.) Having double vision when you look out of just one eye. Seeing halos around bright lights. Being sensitive to light. (The term for this sensitivity is photophobia.)
What Is Keratoconus? - American Academy of Ophthalmology
2024年10月31日 · Keratoconus often affects both eyes, and can lead to very different vision between the two eyes. Symptoms can differ in each eye, and they can change over time. In the early stage, keratoconus symptoms can include: mild blurring of vision; slightly distorted vision, where straight lines look bent or wavy; increased sensitivity to light and glare
Keratoconus: Causes, Symptoms, Diagnosis, and Treatment - WebMD
2024年11月13日 · Keratoconus is a condition in which your eye's cornea is unable to hold its round shape. This can make your vision less clear. WebMD explains how to recognize and treat the condition.
Keratoconus: Symptoms, Causes, and Treatment - Healthline
2021年10月8日 · Some of the early signs of keratoconus include: Rizzuti sign. A steeply curved reflection seen by shining a light on the side of your cornea closest to your temple. Fleischer ring. A brown...