Seemal Desai, MD, talks with MDedge editor Elizabeth Mechcatie about the treatment of patients with pigmentary disorders in an interview at the summer meeting of the American Academy of Dermatology. We also bring you the latest in dermatology news and research: Higher dietary vitamin A linked to lower squamous cell carcinoma risk The results of the large prospective cohort study support the protective role of vitamin A against squamous cell carcinoma development. Adam Friedman, MD, takes a closer look at nanotechnology from a dermatology perspective. Ranking the best and worst states for health care Minnesota has more than just 10,000 lakes to brag about, the results of a WalletHub analysis suggest. Hosts: Elizabeth Mechcatie, Terry Rudd Guest: Seemal Desai, MD is in private practice in Dallas and is on the faculty at the University of Texas Southwestern Medical Center, Dallas. Show notes by Elizabeth Mechcatie and Terry Rudd. Dr. Friedman is a professor of dermatology and the interim chair of the dermatology department at George Washington University in Washington. For more MDedge Podcasts, go to http://www.mdedge.com/podcasts      Email the show: podcasts@mdedge.com Interact with us on Twitter: @MDedgeDerm