OPT 605
Lens and Cataract
1 Unit(s) (LH 15)
Course Description
At the end of this course, students should be able to:
1. describe lens anatomy;
2. discuss cataract, definition, epidemiology, etiopathogenesis, classification;
3. list symptoms attributable to cataract;
4. explain abnormal lens features by direct ophthalmoscopy;
5. describe physiology of accommodation and presbyopia;
6. discuss lens abnormality found in important systemic diseases like Marfan’s syndrome;
and
7. enumerate treatment of cataract, cataract extraction with artificial lens implantation.
Course Outline
Anatomy of lens, intraocular location of lens behind the iris, optical clarity of normal lens,
suspension of normal lens in retroiridic position by zonules. Proptosis, definition, causes of
proptosis in adults and children. Cataract, definition, classification, epidemiology,
etiopathogenesis, management of cataract. Physiology of accommodation. Presbyopia.