Second Outbreak of Trichinosis Amphur Samoeng Chiang Mai Province 2 – 24 May 2007

Abstract

           Samoeng surveillance rapid response team (SRRT) investigated to persons who consumed raw pork in house warming party at PangKhum village Tambon Yungmern Amphur Samoeng during 11st – 15th May 2007. There were 55 patients (32 men and 23 women mostly ages group 20 – 40 years) who presented clinical sign and symptom (incubation period 11 – 33 days) as fever and myalgia 100%, headache 91%, palpebral edema 78%, red eye and eye secretion 36% , nausea vomiting 32.7%, abdominal pain 20%, diarrhea 18%, urticaria 11%. Furthermore 15 patients from 27 patients had eosinophilia 55.5%. 30 patients who completed double IgG ELISA and 25 patients revealed positive result for trichinosis. Animal health career tested blood sample from 7 pigs in Pang Khum village and one pig revealed positive result (14%). Mebendazole were anthelmintic therapy and prevention for people was adequate cooking of any pork prior to consumption. This outbreak was second episode of trichinosis this area in 2 years.