M M & I 350 Study Guide - Midterm Guide: Night Soil, Biliary Tract, Trematode Life Cycle Stages

• School: UW-Madison
• Department: Medical Microbiol & Immunology
• Course: M M & I 350
• Professor: All

Document Summary

Clonorchis sinensis chinese liver flukes: 3 host parasite, primarily in orient because of human behavior and parasite life cycle. Eating raw fish heat will kill, sometimes will survive pickling and smoking (if not hot enough) Fish farming (confined area increases probability of infection) In orient fish fed night soil (human feces: life cycle. Humans produce eggs feces water snail (1st ih) asexual multiplication eventually produces cercariae not host specific, go into fish drop tail and persist and metacercariae human ingest: pathology. Crawl up biliary system (occlusion and/or calcification) Related to intensity and intensity can be very high: prevention/treatment. Can"t change behavior of eating raw fish. Not economical to have cooking oil or wood for fuel to cook. Rid area of snails (japan: diagnosis. Fasciolopsis buski intestinal: large parasite, common in pigs and humans, infects the gut not terribly pathogenic. Irritable bowl, but not life threatening: fecal contamination, primarily in orient. Water chestnuts (most common), caltrop, lotus, bamboo: life cycle.