September 2019's Case Study is submitted by Valerie McLaughlin Crabtree, PhD; Jyoti Krishna, MD; and David Gozal, MD. This study is taken from the Case Book of Sleep Medicine: Second Edition. Access the interactive, and mobile-friendly Case Study of the Month.

August 2019's Case Study is submitted by Meridith Broderick, MD Access the interactive, and mobile-friendly Case Study of the Month.

July 2019's Case Study is submitted by Melody Noles Hawkins, MD; Christopher Williams, MD and Meir Kryger, MD Access the interactive, and mobile-friendly Case Study of the Month.

June 2019's Case Study is submitted by David De Angel Sola, MD and Craig Canapari, MD. Access the interactive, and mobile-friendly Case Study of the Month.

May 2019's Case Study is submitted by Christopher K. Pham, DO; Andrei Khramtsov, MD and Jacob F. Collen, MD. Access the interactive, and mobile-friendly Case Study of the Month.

April 2019's Case Study is submitted by Richard S. Rosenberg, PhD. Access the interactive, and mobile-friendly Case Study of the Month.

March 2019's Case Study is submitted by LTC William C. Frey, MD. Access the interactive, and mobile-friendly Case Study of the Month.

February 2019's Case Study is submitted by Charles R. Davies, MD, PhD and Daniel L. Picchietti, MD. Access the interactive, and mobile-friendly Case Study of the Month.

January 2019's Case Study is submitted by Brian S. Learner, MD and Carla M. York, MD. Access the interactive, and mobile-friendly Case Study of the Month.

December 2018's Case Study is submitted by Daniel Picchietti, MD. Access the interactive, and mobile-friendly Case Study of the Month.