Cómo diagnosticar una prueba de laboratorio de intoxicación por plaguicidas organofosforados

① Examination of the patient's vomitus or gastric contents initially extracted during gastric lavage, as well as respiratory secretions can prove the presence of organophosphorus compounds

② Determination of organophosphorus decomposition products in urine can be used as an indicator of exposure to poisons and can help early diagnosis

③ The determination of blood cholinesterase activity, such as the decrease of cholinesterase activity to less than 80 percent of normal people, has diagnostic significance, and the mild degree of poisoning can be estimated based on this value, which can be used as a reference for medication. The blood cholinesterase activity of patients with mild disease decreased to 70 percent to 50 percent of normal people, 50 percent to 30 percent in moderate patients, and below 30 percent in severe patients. Bromothymol blue, which is convenient and suitable for use in rural areas and rescue sites.