Changes

===Hyaline degeneration===

===Hyaline degeneration===

Hyalisation of muscle fibrils of skeletal, intercostal, diaphragmatic and cardiac muscles.  Histologically there is '''[[Zenker degeneration]]''' and occasionally also '''[[Myocardial_Pathology#Mineralisation|dystrophic calcification]]'''.

Hyalisation of muscle fibrils of skeletal, intercostal, diaphragmatic and cardiac muscles.  Histologically there is '''[[Zenker degeneration]]''' and occasionally also '''[[Myocardial - Pathology#Mineralisation|dystrophic calcification]]'''.

Grossly the condition is seen as grey/yellow streaks on the innermost part of the myocardium.   

Grossly the condition is seen as grey/yellow streaks on the innermost part of the myocardium.   

The majority of cardiomyopahies in domestic species are idiopathic in aetiology.  There are three forms if idiopathic cardiomyopathy:

The majority of cardiomyopahies in domestic species are idiopathic in aetiology.  There are three forms if idiopathic cardiomyopathy:

*[[Myocardial_Pathology#Dilated_cardiomyopathy|Dilated]]

*[[Myocardial - Pathology#Dilated_cardiomyopathy|Dilated]]

*[[Myocardial_Pathology#Hypertrophic_cardiomyopathy|Hypertrophic]]

*[[Myocardial - Pathology#Hypertrophic_cardiomyopathy|Hypertrophic]]

*[[Myocardial_Pathology#Restrictive_cardiomyopathy|Restrictive]]

*[[Myocardial - Pathology#Restrictive_cardiomyopathy|Restrictive]]

===Dilated cardiomyopathy===

===Dilated cardiomyopathy===

===Thrombosis===

===Thrombosis===

Myocardial infacrtion rare in animals.  May be seen with septicaemias.

Myocardial infarction rare in animals.  May be seen with septicaemias.