人对钩虫普遍易感 ,一般以青壮年为多见 ,儿童较少 ,男性患者居多 ,而矿区患者主要为男性 ,传播途径以皮肤接触感染为主 ,生食蔬菜易经口感染 ,钩虫寄生于人体小肠 ,北方以十二指肠钩虫感染为多。临床上以贫血、营养不良、胃肠功能失调为主要表现 ,重者可导致发育障碍及心功能 People are generally susceptible to hookworm, usually young adults are more common, fewer children, mostly male patients, while the mining area is mainly male, the main route of transmission to skin-based infection, raw vegetables easily infected by mouth, parasitic hookworm on the human body Small intestine, north to hookworm infection as much. Clinically anemia, malnutrition, gastrointestinal dysfunction as the main performance, severe cases can lead to developmental disorders and cardiac function