Review :AscarislumbricoidesLIFE CYCLE:1. Site of inhabitation: small intestine2. Infective stage: embryonated eggs3. Route of infection: by mouth4.Nointermediate and reservoirhosts5. Man is only final host6. Migration through the lung where the larvaedevelops and molt twice
Review :Ascaris lumbricoides LIFE CYCLE: 1. Site of inhabitation: small intestine 2. Infective stage: embryonated eggs 3. Route of infection: by mouth 4. No intermediate and reservoir hosts 5. Man is only final host 6. Migration through the lung where the larvae develops and molt twice
Clinicalmanifestation.Loeffler's Syndrom （LarvalPneumonia)Adult:loss appetite、nausea、vomit、intermittentabdominal (umbilicus)painComplications:Biliary ascariasis,Intestinal perforationIntestinalobstructionetc
Clinical manifestation • Loeffler’s Syndrom（Larval Pneumonia） • Adult: loss appetite、nausea、vomit、intermittent abdominal (umbilicus) pain Complications: Biliary ascariasis、Intestinal perforation、 Intestinal obstruction etc
Trichuris trichiura p224(p172)(Whip worm)
Trichuris trichiura p224(p172) (Whip worm)
GeneralIntroductions:(l)1.A common nematode residing in the large intestine(colon),2. Worldwide distributed in the same areas where theAscaris and hookworm are found.3. Although trichuris infections are usually not seriousclinically, overwhelming infections leading to deathhave been reported in children
General Introductions: (1) 1.A common nematode residing in the large intestine (colon). 2. Worldwide distributed in the same areas where the Ascaris and hookworm are found. 3. Although trichuris infections are usually not serious clinically, overwhelming infections leading to death have been reported in children
Morphyology: adultslooks like a buggy whip.the anterior 3/5 is thin,coliled and the posterior 2/5 isthick.It is pinkish gray in colorFemaleMale
Morphyology: adults looks like a buggy whip. the anterior 3/5 is thin,coliled and the posterior 2/5 is thick. It is pinkish gray in color