title: Systolic clicks caused by rocks in the right heart chambers.
mesh_terms: D002114:Calcinosis / Q000150:complications / Q000209:etiology*; D002648:Child; D006801:Humans; D015470:Leukemia, Myeloid, Acute / Q000150:complications*; D008297:Male; D008945:Mitral Valve Prolapse / Q000150:complications / Q000209:etiology*