<prompt> Answer this question truthfullyWhich diagnostic tests are used for hypertrophic cardiomyopathy?  <response>: <reason> Class IIa 1. Treadmill exercise testing is reasonable to determine functional capacity and response to therapy in patients with HOCM. Level of Evidence: C 2. Treadmill testing with monitoring of an ECG and blood pressure is reasonable for SCD risk stratification in patients with HOCM. Level of Evidence: B 3. In patients with HOCM who do not have a resting peak instantaneous gradient of greater than or equal to 50 mm Hg, exercise echocardiography is reasonable for the detection and quantification of exercise-induced dynamic LVOT obstruction. Level of Evidence: B 