【正文】 toms and habits Treatment Prevention and control Treatment of patients and carriers, Blockade of the route of transmission Protection of the susceptible population (personal prophylaxis) Chemoprophylaxis, vaccines, other preventive measures Treatment Prevention and control Treatment: Mebendazole（甲苯噠唑） Albendazole（阿苯噠唑，腸蟲清） To prevent reinfection of , treat the whole family. Others for hookworm diseases? 透熱療法 糾正貧血 Prevention and control: hygienic control of food, feces Good hygiene is the best preventive measure Wash all bed clothes and bedding in hot water to kill infective eggs of . avoidance of contact with infected fecal material Others? Dog and Cat Hookworms HUMANS may serve as accidental hosts of these hookworms when the filariform larvae perate human skin Creeping Eruption 匍形疹 。 buccal capsule flat and ovalshape ovalshape two pairs one pair cutting plates Copulatory bursa round oblate spicule two, separated two, fused at their ends N. americanus Difference between and N. americanus Morphology－ larva of hookworms rhabditiform Larva 桿狀蚴 filariform larva : infective stage Eggs are unembryonated when passed in the feces. Embryonation occurs in the soil. Unembryonated egg in feces broadly oval yellowish to brown in color Thick shell ovum protein coat fertilized Morphology－ Eggs of Ascaris lumbricoides unfertilized and fertilized egg Decorticated egg (lost outer albuminous coating) Embryonated egg in soil Morphology－ Eggs of Ascaris lumbricoides Morphology－ Eggs of Trichuris trichiura size: 5054 181。 female) Kinds of life cycle in nematodes Ascaris lumbricoides Trichuris trichiura Enterobius vermicularis Hookworms Indirect life cycle: intermediate host is necessary Trichinella spiralis Filaria Direct life cycle: Intermediate host is not neces