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、 2021年5月30日 (日) 17:52
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*''Ancylostoma duodenale''
*''Necator americanus''
**"hookworm" 鉤虫
**3rd gen. larva can enter human body percutaneous
**other routes are same as ''Ascaris lumbricoides''
**suck large amount of blood from intestinal membrane and cause iron-deficiency anemia
**migrate to lung thru venous circulation
***Löffler's syndrome
**egg under microscope has thin wall because it hatches within 24hrs in soil, with 60µm diameter