Calculus Surface Index

Cal·cu·lus Sur·face In·dex (CSI),

(kal'kyū-lŭs sŭr'fŭs in'deks),

An index that measures only dental calculus, used for evaluating new calculus formation within a large group of test subjects.

Cal·cu·lus Sur·face In·dex

(CSI) (kalkyū-lŭs sŭrfăs indeks)

Measurements of dental calculus, used for evaluating new calculus formation within a large group of test subjects.