How much do periventricular lesions assist in distinguishing migraine with aura from CIS?

In the first segment, Dr. Stacey Clardy talks with Dr. Caterina Lapucci about her paper addressing how much periventricular lesions assist in distinguishing migraine with aura from CIS. In the second part of the podcast, Dr. Jason Crowell focuses his interview with Sarah Karlin-Smith and Sarah Owermohle from Politico on drug pricing.