hpv types 16 and 18 were found in 5 of 8 ( 63 % ) cases of invasive squamous cell carcinoma ( scc ) , in 12 of 41 ( 29 % ) cases of squamous carcinoma-in-situ ( cin 3 ) and in 3 of 48 ( 6 % ) cases of lower grade dysplasia .
C0334245
squamous carcinoma-in-situ
C0334044
dysplasia