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