This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Retina, Subject name: Ophthalmology
[{'content': 'This is the blood smear examination of a male aged 6 years. Which of the following ocular conditions is most likely to be associated in this patient? \nSelect and explain. \nA. Hypertensive retinopathy, B. Sickle cell retinopathy, C. Retinitis pigmentosa, D. Purtschner retinopathy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (c) Retinitis pigmentosaIn the blood picture - Acanthocytes (spur cells) can be seen scattered - in a child - it indicates the possibility of Abetalipoproteinemia - which can be associated with Retinitis pigmentosa.', 'role': 'assistant'}]