作者等对来自喀麦隆北苏丹草原的18例盘尾丝虫病患者进行了观察。从外眦、肩、臀及小腿部取皮样,秤重后放在玻片上的生理盐水滴中撕碎,10～15分钟后在显微镜下计数微丝蚴。密度用每毫克皮重的微丝蚴数表示。在1972年12月,1973年1月、4月、10月,1974年1月及1975年1月共检查6次。18例 The authors looked at 18 cases of onchocerciasis from northern Sudan grasslands in Cameroon. From the nephew, shoulder, buttocks and calf to take the skin, after weighing the slides on glass slides in the saline, 10 to 15 minutes after the count microfilaria under the microscope. Density is expressed as the number of microfilaria per milligram of tare weight. A total of 6 inspections were conducted in December 1972, January 1973, April, October, January 1974 and January 1975. 18 cases