Hypertrophic cardiomyopathy (HCM): The British Shorthair is known to generally be at risk of HCM, Whilst males are more likely to produce the problem than females. A Danish study around the prevalence on the issue amid BSH cats discovered that 20.4 for every cent of toms had HCM but only 2.1 with the females. On top of that, a handful of for each c