Cataract is the focal point of this sqadia.com medical video lecture. Starting from anatomy of lens, structure of lens, and morphological classification of cataract such as subcapsular cataract, nuclear cataract, and cortical cataract also comes under debate. In addition to this, Dr. Hina Khan impart information about mature, immature, hypermature, and morgagnian cataract.
Ophthalmology Lectures Collection –
Pictorial illustration of anatomy of lens is given which is divided into nucleus, cortex and capsule. Carrying on with discussion, structure of lens is delineated. Anterior lens epithelium is a single layer and lies below the lens capsule. Then information about lens fibers is highlighted along with lens cortex. This is followed by lens nucleus which is central part containing the oldest fibres.
Lecture Duration – 00:49:54
Release Date – June 2020
WHAT IS CATARACT?
This section is initiated by discussing lens transparency. Then cataract is defined as clouding of the lens leading to decreased vision. Besides congenital, metabolic, drug related, and traumatic causes, disease associated causes of cataract are also discussed which include Dystrophia Myotonica, Lowe’s Syndrome. Moreover, comparative illustration of normal eye and cataract eye is given. Morphological classification of cataract encompasses subcapsular cataract, nuclear cataract, cortical cataract, and polar cataract. Moreover, traumatic cataract is also pursued.
MATURITY OF CATARACT
Mature, immature, hypermature, and morgagnian cataract are the types of cataract classified on the basis of maturity. Proceeding further, Dr. Hina Khan highlights the features of immature cataract where opacification becomes more diffuse and irregular. Similarly, mature cataract is discussed which is also known as ripe cataract. Symptom include severe decrease in vision. Lastly, Comparison on the basis of maturity of immature and mature cataract is given in a tabular form.