<prompt> Answer this question truthfullyCould you provide more context or information about subvalvular aortic stenosis?  <response>: <reason> The membrane can be resected as shown in the videos below:ev:youtubeuhW2-03jRr8ev:youtubewHYVU8o0phQev:youtubenepirb-6hqwfeatureendscreenNR1 