近期,云南省大理州陆续发生33例广州管圆线虫病病例。经调查,这些病人均有生食螺类和生鱼片的经历。广州管圆线虫病是一种人畜共患寄生虫病,可引起头痛、头晕、发热、颈部僵硬、面神经瘫痪等症状,严重者可致痴呆等。该病潜伏期为3-36天,平均16天。经口感染是广州管圆线虫病的主要感染途径,人食用生的或加热不彻底的含感染期幼虫的螺类后,可感染广州管圆线虫病。此外, Recently, 33 cases of angiostrongyliasis were reported in Dali, Yunnan Province. After investigation, these patients have raw snails and sashimi experience. Angiostrongyliasis is a zoonotic parasitic disease that can cause headache, dizziness, fever, neck stiffness, facial nerve paralysis and other symptoms, severe cases can cause dementia and so on. The disease incubation period of 3-36 days, an average of 16 days. Oral infection is the main route of infection of Angiostrongylus cantonensis, which infects GAD in China after it is eaten with raw or underheated serpenses containing larvae of infection. In addition,