PMC9941144_01
Schirmer's test. Schirmer test of < 5 mm per 5 min (left eye).
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F1
After focused history taken for rheumatic and autoimmune diseases, a 9-year history of a persistent dry mouth was reported by the patient, so Schirmer's test was positive (Figure 1).
Salivary gland biopsy (hematoxylin and eosin). Panel (A) (x40 magnification) shows multiple labial glandular lobules, local atrophy of individual acini and interstitial fibrosis. Panel (B) (x100 magnification) shows a lymphocytic focus.
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PMC9941144_01_fnut-10-1086967-g002.jpg
F2
Focus score was 1 (Figure 2).