<prompt> A patient on amiodarone is diagnosed to have cornea verticillata. What should be management:Stop the drugPenetrating keratoplastyLamellar keratoplastyObservation  <response>: Ans. a Stop the drugRef: Parsons 20e, p. 206; American Academy of Ophthalmologist: Cornea Section 8, p. 2009 - 2010375; Cornea by Krachner 2e, p. 365 - 69; Kanski 6e, p. 321 