Risk of retinal vein occlusion after Covid-19
Covid-19 can cause blood clots, increasing the risk of retinal vein occlusion, leading to vision impairment, according to research published in the journal JAMA Ophthalmology.
A published study shows that the rate of retinal vein occlusion increases within 6 months of recovering from Covid-19. Retinal vein occlusion occurs when a blood clot blocks a vein, which can cause impaired or even vision loss if not treated promptly.
Retinal vein occlusion causes visual impairment in patients with Covid-19. Image: Health
Sameer Kaushal, Head of Ophthalmology, Artemis Gurgaon Hospital (India), Covid-19 increases the rate of blood vessel blockage in the body. Besides the risk of facing heart attack and stroke, Covid-19 patients also experience retinal blood vessel blockage that causes vision loss.
Explaining more about this disorder, Dr. S. Natarajan, Aditya Jyot Eye Hospital said: “Retinal venous occlusion (RVO) is the most common cause of vision loss in the elderly, the second most common cause of vision loss in the elderly. two after diabetic retinopathy. This disease is commonly seen in patients over 55 years of age, and risk factors include diabetes, hypertension, smoking, and hyperlipidemia.”
Besides, he also warned about the eyes often have no symptoms in the early stages. They only cause disturbances and loss of vision when they are advanced.
In addition, patients with Covid-19 also face the risk of other eye diseases such as conjunctivitis, orbital mucositis (black fungus), optic nerve disease, retinal vascular disorders. , uveitis and neuro-ophthalmic disorders.
According to experts, there is no special preventive medicine recommended to treat eye disorders because the rate of these serious eye manifestations is still negligible. Early detection and prompt treatment are still effective ways to solve eye problems caused by Covid-19.
Hong Thao (according to Hindustan Times)
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