Morbus Sjögren
nach Chisholm und Mason (J Clin Pathol 1968; 21: 656-660)
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Grading standard for labial salivary gland biopsy
Grade | Lymphocytes per 4 square mm of salivary tissue |
0 | Absent |
1 | Slight infiltrate |
2 | Moderate infiltrate or less than one focus |
3 | One focus |
4 | More than one focus |
Focus = an aggregate of 50 or more lymphocytes and histiocytes