Institute of Ophthalmology-Clínica Girona (IOC) 
Juli Garreta, 13 2on pis · 17002 Girona
CIF B17356932
  Girona Mercantile Register
Volume 1198
Book 0
Page 57
Sheet 8
Folder GI-10123
Entry 5



Definition: Refractive error caused by a non-sphericity of the ocular dioptrics, for example, a difference of curvature between two perpendicular meridians of the cornea. People who experience this defect have distorted vision at all distances. It is usually stable throughout life and can be accompanied by myopia or hyperopia.

Treatments: 2a, 2b, 2c, 52