Hypertrophic cardiomyopathy (HCM) is characterized by unexplained left ventricle hypertrophy. The resulting structural and functional abnormalities increase the risk of atrial fibrillation and heart failure. HCM is a notable cause of sudden cardiac death in young Americans, particularly competitive athletes.

Today, we are taking a look at what's recently changed regarding hypertrophic cardiomyopathy in relation to clinical guidance, FDA approvals, and clinical trials.

Current Hypertrophic Cardiomyopathy Guidelines

Transthoracic Echocardiographic Assessment of Adult Patients with Obstructive Hypertrophic Cardiomyopathy Receiving Myosin-inhibitor Therapy

  • British Society of Echocardiography (BSE)
  • Published: June 2025

Contemporary Management of the Patients with Hypertrophic Cardiomyopathy

  • Canadian Cardiovascular Society (CCS)
  • Published: June 2024

Diagnosis and Treatment of Patients with Hypertrophic Cardiomyopathy

  • American College of Cardiology (ACC) / American Heart Association (AHA) / Heart Rhythm Society (HRS) / American Medical Society for Sports Medicine (AMSSM)
  • Published: May 2024

Management of Cardiomyopathies

  • European Society of Cardiology (ESC)
  • Published: August 2023
  • (HCM extensively covered in section 7.1)

Multimodality Cardiovascular Imaging of Patients with Hypertrophic Cardiomyopathy

  • American Society of Echocardiography (ASE)
  • Published: May 2022
Recent FDA Approvals for Hypertrophic Cardiomyopathy

Below are the recent medications recently approved by the FDA that we anticipated being incorporated into future clinical guidelines: 

Myqorzo (aficamten)

  • Cytokinetics
  • Approved: December 2025
  • For the treatment of adults with symptomatic obstructive hypertrophic cardiomyopathy (oHCM) to improve functional capacity and symptoms.

Camzyos (mavacamten)

  • Bristol-Myers Squibb
  • Approved: April 2022
  • For the treatment of adults with symptomatic New York Heart Association (NYHA) class II-III obstructive hypertrophic cardiomyopathy (HCM) to improve functional capacity and symptoms.
Ongoing Clinical Trials Related to Hypertrophic Cardiomyopathy

The following are ongoing, Phase 3 clinical trials currently recruiting in the United States that we anticipate may impact future hypertrophic cardiomyopathy clinical guidelines.

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