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': "All the following can be seen in Axenfeld's anomaly, except: \nSelect and explain. \nA. Posterior embryotoxon, B. Iris synechiae to Schwalbe's line, C. Ectopia of the lens, D. Glaucoma", 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. Ectopia of the lens', 'role': 'assistant'}]