Emergence of trichinellosis in Tuan Giao district, Dien Bien province

ABSTRACT

Twenty persons in the Quai To commune, Tuan Giao district of the Northwest province of Dien Bien were infected with Trichinella on September 2004. All these 20 patients were determined to have eaten raw lean pork ("lap" dish) from a local pick. Typical clinical symptoms were found in all the patients. Most patients were male (85%) and aged from 22 to 65 with most of 31-40 years old. The clinical symptoms appeared within 1-2 weeks in all patients and most of them had fever (100%), muscular pain (100%), difficult moving (100%), oedema (95%), dysphagia (90%), weight loss (90%), itching (85%), dyspnea (80%), diarrhea (50%), lisp (40%), abdominal pain (35%)