Which among the following is associated with malignancy?

Ans: b) Schisostoma hematobiumSchisostoma hematobium has now been classified as a human carcinogen.S.hematobium is strongly associated with squamous cell carcinoma, urinary bladder.'Sandy patches' in cystoscopy is also a marked feature of s.hematobium. Paragonimus westermani is oriental lung fluke, having operculated eggs. Cerebral type paragonimiasis produce jacksonian epilepsy.