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Table 2: Dawson’s criteria.17 |
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1. Absence of peripheral lymphadenopathies |
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2. Absence of mediastinal lymphadenopathies in chest radiography |
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3. Normal peripheral blood smea |
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4. During laparotomy, the involvement is only esophageal, stomach and intestine or only of regional nodes |
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5. Absence of liver and spleen involvement, except for direct dissemination of the disease from an adjacent outbreak |