Presentation TCT 2018 Case #5: Severe Dyspnea in a Patient With HCM and Mid-Cavitary Obstruction Presenter: Sherif F. Nagueh, Hubert Seggewiss, John S. Douglas Jr, Valerian Fernandes, Vijay Iyer, Srihari S. Naidu, Nish Patel, Alexandre C. Zago September 24, 2018