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
[{'content': 'A lady wants LASIK surgery for her daughter. She asks for your opinion. All the following things are suitable for performing LASIK surgery except – \nSelect and explain. \nA. Myopia of 4 Diopters, B. Age of 15 years, C. Stable refraction for 1 year, D. Corneal thickness of 600 microns', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Patient selection criteria for LASIK\n\nPatients above 20 years of age\nStable refraction for at least 12 months\nMotivated patients\nMyopia up to -12D\nThe absence of corneal pathology\nCorneal thickness > 500 m\n\n\u200bContraindications of LASIK\n\nMonocular patient\nInfections eg: conjunctivitis\nGlaucoma\nAutoimmune disease\nThin cornea (< 450 microns)\nKeratoconus\nPoor endothelial cell count in the cornea (< 1500)\nDry eye\nDiabetic retinopathy', 'role': 'assistant'}]