Cataract
Updates to Article Attributes
Body
was changed:
Cataract is an opacification or thickening of the lens.
Clinical presentation
Visual deterioration occurs with increasing degrees of severity. The diagnosis is made clinically.
Pathology
Aetiology
Common causes include:
- old age (most common)
- congenital (see: congenital cataract)
- post traumatic
- diabetes
- radiation
- for the interventional radiologist so called 'radiation-induced cataract'
may be the most worrisome of themof all radiation exposure risks 1
- for the interventional radiologist so called 'radiation-induced cataract'
Radiographic features
Ultrasound
Ocular ultrasound is performed when there is suspicion of posterior globe pathology but visualisation of the back of the eye is obscured by the opaque lens.
Treatment and prognosis
Treatment is surgical removal of the lens which is usually replaced by an intraocular lens implant.
-<p><strong>Cataract</strong> is an opacification or thickening of the lens.</p><h4>Clinical presentation</h4><p>Visual deterioration occurs with increasing degrees of severity. The diagnosis is made clinically.</p><h4>Pathology</h4><h5>Aetiology</h5><p>Common causes include:</p><ul>- +<p><strong>Cataract</strong> is an opacification or thickening of the <a title="lens" href="/articles/lens">lens</a>.</p><h4>Clinical presentation</h4><p>Visual deterioration occurs with increasing degrees of severity. The diagnosis is made clinically.</p><h4>Pathology</h4><h5>Aetiology</h5><p>Common causes include:</p><ul>
-<li>congenital</li>- +<li>congenital (see: <a title="congenital cataract" href="/articles/congenital-cataract">congenital cataract</a>)</li>
-<li>radiation<ul><li>for the interventional radiologist so called <a href="/articles/radiation-associated-lens-opacities">'radiation-induced cataract'</a> may be the most worrisome of them of all radiation exposure risks <sup>1</sup>- +<li>radiation<ul><li>for the interventional radiologist so called <a href="/articles/radiation-associated-lens-opacities">'radiation-induced cataract'</a> of all radiation exposure risks <sup>1</sup>
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