Casoni test

Casoni test

A test for tapeworm larval infestation (HYDATID DISEASE). A small quantity of sterile hydatid fluid is injected into the skin and causes a local reaction if positive. (Tomaso Casoni, 1880–1933, Italian physician).
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The Casoni test was also used for the diagnosis of such cases; however, it is no longer practiced due to low sensitivity.
3], erythrocyte sedimentation rate (ESR) - 34 mm/h, alkaline phosphatase - 325 units/L (80-290); Brucella agglutination test (Wright test) was negative at a dilution of 1:80 and Casoni test was positive.
2) For instance, Casoni test is positive in 95% of cases, however, it can also have up to 40% false positive results.