Assertion: heart murmur's cause | /r/HasProperty | heart defects
Facets:
value: in cats
type: OTHER
value: in dogs
type: OTHER
Source sentences:
text: In dogs, common causes include heart valve problems, heartworm disease, heart defects, tumors, or weakening of the heart muscle.
text: In cats, common causes include an overactive thyroid gland, high blood pressure, heart defects, and thickening of the heart muscle.