You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is CT skull giving tram track appearance is diagnostic of- and explain in detail?
Ans is 'd' i.e. Sturge Weber syndrome * CT scans in Sturge Weber syndrome show the tramline gyriform calcification of apposing gyri that underlies the contrast-enhancing leptomeningeal vascular malformation.Other CT scan findings Sturge Weber syndrome* Cortical atrophy* Abnormal draining veins* Enlarged choroid plexus* Blood-brain barrier breakdown (during seizures)* Contrast enhancement