Kusindikiza pazithunzi, komwe kumadziwikanso kuti silika screening, ndi njira yotchuka yosindikiza yomwe imaphatikizapo kusamutsa inki pagawo laling'ono pogwiritsa ntchito cholembera cha mauna.Ndi njira yosunthika yoyenera kusindikiza pazinthu zosiyanasiyana, kuphatikizapo mphira.Njirayi imaphatikizapo kupanga cholembera (chowonekera) chokhala ndi malo otseguka kuti inki idutse ndikugwiritsa ntchito kukakamiza kukakamiza inkiyo pakiyibodi ya rabala.