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: Dental
[{'content': 'Which of the following disease occurs along Blaschko lines? \nSelect and explain. \nA. SJS, B. Inverse psoriasis, C. Incontinentia pigmentosa, D. Intertigo', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Blaschko lines are lines of skin cell migration during embryogenesis, which are longitudinally oriented on limbs & curved on trunk.\nDiseases that occur along Blaschko lines are Incontinentia pigmentosa, Nevus depigmentosus.', 'role': 'assistant'}]