Validity of the saliva ferning test for the diagnosis of dry mouth in Sjögren's syndrome.


OBJECTIVE To study the validity of saliva ferning patterns as a diagnostic test for dry mouth in primary or secondary Sjogren's Syndrome (SS). METHODS Salivary smears were collected from 25 patients with Sjögren's syndrome in the fasting and nonfasting state. All 25 patients had symptomatic xerostomia and xerophthalmia and a positive Shirmer's test… (More)


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