title: Rings around cones.
authors: Division of Ophthalmology, B Floor, Eye ENT Centre, Queen's Medical Centre, Derby Road, Nottingham NG7 2UH, UK.
authors: D G
authors: DG
authors: Said
authors: S
authors: S
authors: Ho
authors: M
authors: M
authors: Mathew
authors: T
authors: T
authors: Alomar
authors: H S
authors: HS
authors: Dua
mesh_terms: D000368:Aged; D000638:Amiodarone / Q000009:adverse effects*; D000889:Anti-Arrhythmia Agents / Q000009:adverse effects*; D003316:Corneal Diseases / Q000139:chemically induced* / Q000175:diagnosis; D019781:Corneal Topography; D003937:Diagnosis, Differential; D006801:Humans; D017495:Hyperpigmentation / Q000139:chemically induced* / Q000175:diagnosis; D007640:Keratoconus / Q000175:diagnosis; D008297:Male; D018613:Microscopy, Confocal
chemical_list: D000889:Anti-Arrhythmia Agents; D000638:Amiodarone