Hi, Thanks for your question on HCM I do understand your concern “As” per your clinical history is concerned she has cardiomyopathy so take medication as advised by your treating doctor.do check following symptoms -: 1)Breathlessness with exertion or even at rest 2)Swelling of the legs, ankles and feet 3)Bloating of the abdomen due to fluid buildup 4)Cough while lying down 5)Fatigue 6)Irregular heartbeats that feel rapid, pounding or fluttering 7)Chest pain 8)Dizziness, lightheadedness and fainting If you find any symptoms like this admit her in your nearest hospital and regarding forecast of life expectancy it needs detailed clinical calculation reports. Hope that helps