Surveillance of food poisoning outbreaks in Thailand 1981-1986.

In the period of 1981-1986, eighteen outbreaks of food poisoning following ingestion of insecticide contaminated food were reported to the Division of Epidemiology, Ministry of Public Health. There were 678 individuals experiencing illness, of which 9 cases died. Out of 18 outbreaks, 16 involving 615 cases resulted from carbamate (Methomyl and Propoxur) intoxications.

A high rate of neurological complications following Semple anti-rabies vaccine.

A fatal case of encephalitis due to Semple (phenolized sheep-brain) anti-rabies vaccine prompted a search for neurological complications among 722 recipients of 2 vaccine batches administered in Bangkok, Thailand in June and July 1984. A review of all patients admitted with neurological symptoms from June through August 1984 to the 5 major teaching hospitals in Bangkok found 6 cases (0.83%), including the index case, who had received the vaccine.