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What is The Cause of Cataract in The Eye?
Before knowing the cause , cataract needs to be divided on the basis of causal agent that are whether it is inborn or sporadic ? So what is the aetiology behind the cataract ?
Types of acquired cataract and its causes include-
Senile Cataract - which take place with the declining age and this is the most common type of cataract in India . increase opacity of lens fibers is the main etiological factor , which occur due to water accumulation and protein clotting within the lens fibers .
Traumatic Cataract – It occurs due to harm from any substance .
Complicated Cataract – It occurs as a knottiness of any other diseases or in connexion with another disease .
Metabolic cataract this is most commonly examine in a affected role with diabetes and the classical picture is of snowstorm type appearance .
Electric Cataract - this takes place when give away to the electric current of high voltage .
Radiations Cataract - normally due to UV ray which is most abundant in sun beam of light that is why it is advocate to wear sunglasses in live summer months .
Toxic cataract which include corticosteroid induced cataract , miotics induced , bull - induced cataract and lastly branding iron - induced cataract . The substances like iron and copper get deposited in the lense and impart color to the lense . dethronement of Fe is learn in hemosiderosis and deposition of copper is ordinarily seen in Wilson ’s disease . These deposits impart a classical color to the lens .
Cataract may occur in tie-up with other disease like skin diseases . There are few syndrome where we can see such classical presentation .
Cataract connect with issues of disease .
Cataract can even occur with other diseases which admit Lowe ’s syndrome , congenital three-day measles syndrome , Down syndromeand the most of them presents with a Graeco-Roman triad of symptom .
This was all about the aetiological causes of the cataract but besides etiological causes , there are few geomorphologic causes as well which let in cortical , capsular and subcapsular cataract and so on .
So now what is the main cause of senile cataract which is ordinarily the most commonly encountered cataract in Indian hospital place setting ? So here are few principal causes-
Smokingis considered as an important cause as it cause coagulation of protein and accumulation of certain mathematical product which initiate the process of opacification all these lead to kerfuffle of the occasion of Na / K pump and thus accumulation of fluid inside the cadre . So , any toxic substance can cause disruption of this ticker along with coagulation of proteins which are considered main in the process of opacification .
Other Factors Which Increase The Chance of Cataract Include-
Maternal Causes
Fetal Causes
Inappropriate oxygenation is an crucial crusade . This may induce cataract .
Cataract may be tie in with other congenital anomalies such as Lowe ’s syndrome . In diabetic female parent chances of development of prematurity ofretinopathy . Thus all these lead to the maturation of cataract .
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