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Presbyopia is a aesculapian condition of the middle where the affected person gradually fall behind the power to keenly concentre on tightlipped objects . It ’s a innate , part of ageing and becomes obvious in the 40s and continue to worsen till the 60 .
An eye examination helps in confirming the diagnosis of farsightedness . Nonprescription / prescription read glass or middleman lenses help in correcting this condition . Surgery can also be done for presbyopia .
Causes of Presbyopia
The cause of presbyopia is hardening of lens due to aging . With age , the eye lens recede it flexibleness and is no longer able to adapt to pore on nearby objects leave in these objects appearing out of focus .
The eye lens is flexile and has the ability to change human body using the rotary sinew surrounding it . This muscle relaxes when a person look at aloof objects and constricts when looking at nearby objects and permits relatively flexible lens to curve more to correct its focus power . With age , the lens of the eye loses this ability and tractableness and this causes farsightedness .
Risk Factors for Presbyopia
Age is the major jeopardy divisor and people after the age 40 , more often than not , experience presbyopia . Although , there are some people who can develop farsightedness before reaching age 40 due to some disease or drug . This condition is known as untimely presbyopia and suggest some other aesculapian condition which the patient is not aware of .
Risk Factors for Premature Presbyopia
Signs and Symptoms of Presbyopia
Investigations for Presbyopia
A complete eye exam helps in confirm the diagnosis . There are a serial of test call for where the eye doctor will instil center drops for dilate the pupils . This makes the eyes more raw to light for some 60 minutes and helps the doctor to well assess the interior region of the eyes . The ophthalmologist may also use different legal document and focus bright light at the eye . The patient is told to look through a multifariousness of lens system to quiz close vision as well as remote vision . These different tests help the doctor to assess the various sides of the patient ’s vision .
Treatment for Presbyopia
The aim of treatment is to counteract the going of ability of the eye to concenter on close images . discourse comprises of wearing corrective lenses and surgery comprising of refractile operating room or electron lens nidation .
Refractive Surgery for Presbyopia
Refractive surgery is done to change the corneal figure . In presbyopia , refractive surgery is same as wearing mono - vision contact electron lens and helps in improving close sight in the non - dominant eye . It is recommended that patients first try mono - sight contact lenses to decide whether they are able-bodied to adapt to this type of chastisement before decide upon refractile surgery .
Lifestyle Changes for Presbyopia
Presbyopia can not be prevented , but the following measures avail in protecting the optic and vision :
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