This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
Intraocular lens has advantage over glasses in 
Select and explain. 
A. Better field of vision, B. Better accommodation, C. Better under water vision for swimmer, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: D i.e. All of the above Treatment Aphakia Spectacles Contact Lenses Intraocular lens * Advantages * Advantages * PC-IOL is the treatment of - Cheap, easy & safe method - Less magnification so better choice in aphakia Q * Disadvantages suited for uniocular aphakia because of following - Image is magnified by 30% so not useful in - Elimination of aberrations advantages unilateral aphakia Q (produce diplopia) and prismatic effect of thick - Minimal after care - Problems of spherical and chromatic glasses Minimum aniseikonia (a aberrations of thick lenses (produce pin Better & wider field of vision condition where in the cushion effect) Cosmetically more images projected to the - Prismatic effects at the edges of lens produce acceptable visual coex from the 'roving ring' or 'jack in the box' ring scotoma * Disadvantages two retinae are - Field of vision is limited and poor eccentric - Lack of dexterity in older abnormally unequal in acuity patients size &/or shape. - Cosmetic deficiency of heavy spectacle lenses Foreign body sensation or Rapid return of - Inaccurate correction b/o erroneous veex lens awareness binocularity distances. Corneal complications Normal peripheral * Indications * Indications vision - Fellow eye aphakic & good vision with previous aphakic correction - Young child < 2 years * Indications - Universal - High axial myopia with IOL, power < 8 D