Assertion: kidney stone's cause | /r/HasProperty | idiopathic
Facets:
value: in many instances
type: TEMPORAL
value: often
type: TEMPORAL
Source sentences:
text: The cause of hypocitraturia often is idiopathic, although high dietary acid loads (e.g., from excessive meat intake) and dehydration can exacerbate this condition.
text: The most prevalent cause of uric acid nephrolithiasis is idiopathic , and uric acid stones are more common in men than in women.
text: Sialolithiasis may also develop because of the presence of existing chronic infection of the glands, dehydration (e.g. use of phenothiazines), Sjögren's syndrome and/or increased local levels of calcium, but in many instances the cause is idiopathic (unknown).