Unexpected rapid symptom response after praziquantel to intestinal symptoms: A case report from Rwanda.

The clinical effect of praziquantel on chronic intestinal schistosomiasis in the literature is lacking. We report a patient who presented with 3 years of non-specific abdominal pain and underwent colonoscopy, which revealed colon polyps that, on biopsy, were confirmed to be due to . The patient was given a single dose of praziquantel, and his abdominal symptoms disappeared within 24 h. Patients with abdominal pain in the setting of chronic infection should be given praziquantel and assess response clinically.