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==Clinical Signs==
 
==Clinical Signs==
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A large proportion of cats with HCM are asymptomatic, and diagnosed as a result of echocardiography for investigation of a murmur or gallop rhythm detected on auscultation. A murmur is present in >50% of cats with HCM, due to dynamic left ventricular outflow tract obstruction and mitral regurgitation caused by SAM of the mitral valve.
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==Diagnosis==
 
==Diagnosis==
 
===Genetic Testing===
 
===Genetic Testing===
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